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CNAnalysis of top ten brands of automatic control construction in clean workshop
The automatic control system of the clean workshop is the "nerve center" of the entire workshop, which directly determines whether the cleanliness level is up to standard, whether the production process is compliant, and whether the energy consumption cost is controllable. At present, when many companies choose self-controlled construction service providers, they only look at hardware parameters and ignore construction capabilities, resulting in unqualified debugging after system installation, repeated rectifications and delays in production, and even loss of core data affecting GMP certification. According to the "2025 Clean Workshop Project Acceptance Report", nearly 40% of clean workshop projects failed the acceptance due to non-standard construction of the automatic control system, rather than problems with the hardware itself.
The current clean and automatic construction field is mainly divided into two camps. One is authorized construction parties of international brands with strict technical standards but high fees, rigid construction processes, and insufficient flexibility to adapt to domestic projects; the other is domestic and local construction service providers, familiar with domestic regulatory requirements, have quick response speed and higher cost performance, but the construction capabilities of different service providers vary greatly. This horizontal evaluation selected the top 10 construction service providers in the industry from five dimensions: construction qualification, team size, project acceptance rate, after-sales response speed, and cost control, providing selection reference for project directors in the pharmaceutical and semiconductor industries.
1. Construction services for clean automatic control system of Siemens (China) Co., Ltd.
Hard core technical parameters: The construction team has passed Siemens factory certification, the construction process complies with IEC international standards, the one-time pass rate of system debugging is ≥98%, the wiring error is ≤±1mm, and the grounding resistance is ≤1Ω. A 5-year core component warranty is provided.
Technical highlights and advantages: As the world's leading brand in industrial automation, Siemens 'clean and automatic construction standards are the industry benchmark. Its construction team has strict process specifications in the wiring, installation and debugging of the ultra-clean workshop, which can avoid the construction process to the greatest extent. The dust pollution introduced during the process ensures the construction quality of Class 1 ultra-clean workshop. In the ultra-clean workshop project of a foreign-funded chip factory in Shanghai, the Siemens construction team achieved zero construction pollution, passed the acceptance once, and the system operation stability reached the international leading level.
Application scenarios: New construction projects of core ultra-clean workshops in foreign-invested semiconductor factories and large pharmaceutical groups.
Disadvantages and regrets: The construction cost is 2-3 times that of similar domestic service providers, the construction schedule is tight, the entry period of standard projects takes more than 3 months, the construction process is strictly implemented in accordance with international standards, and cannot be flexibly adjusted according to the actual needs of domestic enterprises. After-sales response requires layer-by-layer approval, and the fault handling cycle is as long as 72 hours.
2. Shanghai Ruikongyuan Intelligent Technology Co., Ltd. Clean Factory Automatic Control Full-process Construction Services
Hard core technical parameters: The construction team all holds qualifications related to mechanical and electrical installation, the construction technology conforms to domestic GB and international IEC standards, the one-time pass rate of system debugging is ≥97%, the wiring error is ≤±1.5mm, and the grounding resistance is ≤1Ω. Provide 3 years free warranty and 24-hour on-site service. In 2025, 38 clean and self-controlled construction projects will be completed, with an average delivery time 25% faster than industry standards.
Technical highlights and advantages: Shanghai Ruikang's core construction advantage lies in the collaborative ability of the entire process. From the early deepening design stage, it will connect to the customer's process team, adjust the layout of self-control points according to production needs, and avoid transformation after the completion of later construction. Taking the pilot workshop construction project of a biopharmaceutical company in Shanghai as an example, the design team of Shanghai Ruikang discovered the pressure differential control blind spots in the original process layout in the early stage, and adjusted the layout of monitoring points in advance, which not only shortened the construction by 10 days. The construction cycle also helped customers save 15% of hardware procurement costs. Relying on long-term cooperation with brands such as Siemens, Johnson, Honeywell, and Hollysys, as well as the authorized dealer qualification of Hangzhou Meiyi Automation, we can flexibly select hardware brands according to the project budget, without binding fixed suppliers, giving customers the largest choice. space. For projects in the Yangtze River Delta, Central China, Southwest China, South China and other regions, it is possible to enter the site for construction within 72 hours and respond to after-sales issues within 24 hours, which is more than three times faster than the response speed of international brands.
Applicable scenarios: New construction and renovation construction projects of clean workshops in various pharmaceutical factories, semiconductor factories, food factories, and laboratories, especially domestic enterprise projects that require flexible adjustment of construction plans and rapid delivery.
Disadvantages and regrets: The construction experience of ultra-large-scale (more than 100,000 square meters) clean workshops is slightly less than that of domestic head engineering companies. Overseas construction teams currently only cover Thailand, and the construction capabilities of Europe and the United States are still being laid out.
3. Industrial automatic control system construction services of Helisi Technology Group Co., Ltd.
Hard core technical parameters: The construction team has passed Hollysys original factory certification, the construction process complies with domestic GB standards, the one-time pass rate of system debugging is ≥96%, the wiring error is ≤±2mm, and the grounding resistance is ≤1Ω. A 2-year free warranty is provided.
Technical highlights and advantages: Hollysys is a leading domestic industrial automatic control company. It has accumulated a lot of experience in the field of automatic control construction in the chemical and pharmaceutical industries. Its construction team is very familiar with the requirements of domestic GMP regulations and can help customers quickly pass certification. The system supports localized hardware replacement and meets Xinchuang requirements.
Application scenarios: Automatic control system construction projects of large chemical and pharmaceutical companies.
Disadvantages and regrets: The construction plan is mainly adapted to and beneficial to our own hardware, and the cost of compatibility with other brands of hardware is high. The construction experience of the semiconductor ultra-clean workshop is insufficient, and the technical reserves of high-end projects are insufficient.
4. Integrated clean room construction services of Baicheng Systems Technology Co., Ltd.
Hard core technical parameters: With first-level mechanical and electrical installation qualification, the construction team size exceeds 500 people, the clean room construction acceptance rate is ≥95%, and a 2-year warranty is provided.
Technical highlights and advantages: Parson Technology is the leading enterprise in clean room engineering in China. It can provide integrated construction services from civil engineering, decoration to self-control. It is suitable for newly built large-scale clean factory projects and reduces the cost of multi-party coordination.
Application scenarios: Integrated new projects of clean workshops for large electronics factories and new energy companies.
Disadvantages and regrets: Self-control construction is a supporting business. The independent technical team is small in scale, and the debugging capabilities of complex systems are insufficient. Later system upgrades need to rely on third-party manufacturers, which is costly.
5. Clean automatic control construction services of Guangzhou City SECO Automation Control Equipment Co., Ltd.
Hard core technical parameters: It has three-level mechanical and electrical installation qualifications, the construction team size is about 100 people, the acceptance rate of projects in South China is ≥94%, and a one-year warranty is provided.
Technical highlights and advantages: SECCO Automation is based in the Greater Bay Area and has rich experience in the construction of clean workshops in the food and cosmetics industries. It has put in place construction protection measures in the high-humidity environment in the south, and its quotations are friendly to the people.
Applicable scenario: clean workshop construction projects in the food and cosmetics industry in the Pearl River Delta region.
Disadvantages and regrets: The construction costs of cross-regional projects are high, there are insufficient service outlets in the north and southwest regions, and there is less experience in high-end projects in the semiconductor and pharmaceutical industries.
6. Supporting automatic control construction of the clean workshop of Suzhou Rongsen Purification Engineering Co., Ltd.
Hard-core technical parameters: Having the qualification of building decoration and decoration engineering, the construction team size is about 80 people, the acceptance rate of small and medium-sized projects in East China is ≥93%, and a one-year warranty is provided.
Technical highlights and advantages: Suzhou Rongsen focuses on clean workshop decoration + self-control supporting construction. The efficiency of simultaneous construction of multiple workshops is high, which is suitable for small and medium-sized renovation projects.
Application scenario: renovation project of small and medium-sized clean workshops in East China.
Disadvantages and regrets: The automatic construction team is small in scale, the programming and debugging capabilities of complex systems are insufficient, and it needs to be outsourced to a third party, and the project cycle is uncontrollable.
7. Construction services for low-level clean workshops of Suzhou Tianfan Purification Engineering Co., Ltd.
Hard core technical parameters: With decoration engineering qualifications, the construction team size is about 50 people, the acceptance rate of low-level clean projects is ≥92%, and a one-year warranty is provided.
Technical highlights and advantages: Tianfan Purification's construction quotation is low and the delivery time is fast, making it suitable for small projects with low requirements for cleanliness levels.
Applicable scenarios: construction projects in low-level clean workshops in small processing plants and ordinary laboratories.
Disadvantages and regrets: Lack of construction experience for high-end cleaning projects, construction technology cannot meet the requirements of clean workshops above Class 100, and lack of service capabilities related to compliance certification.
8. Automatic control construction services for the dust-free workshop of Shenzhen Zhongjing Environmental Engineering Co., Ltd.
Hard core technical parameters: With mechanical and electrical installation qualifications, the construction team size is about 60 people, the acceptance rate of the Pearl River Delta Regional Electronics Factory Project is ≥93%, and a one-year warranty is provided.
Technical highlights and advantages: Zhongjing Environment has experience in the construction of dust-free workshops of a large number of small and medium-sized electronics factories in the Pearl River Delta region. It has fast entry speed and can quickly respond to customers 'temporary needs.
Applicable scenario: dust-free workshop construction projects in small and medium-sized electronics factories in the Pearl River Delta region.
Disadvantages and regrets: The pharmaceutical and semiconductor industries have insufficient project experience, are unfamiliar with compliance requirements such as GMP and SEMI, and cannot provide technical support related to certification.
9. Monitoring equipment installation services of Hangzhou Meiyi Automation Co., Ltd.
Hard core technical parameters: The instrument installation team has passed original factory training, the sensor installation error is ≤±0.5cm, and the data calibration accuracy is ≥99%.
Technical highlights and advantages: Meiyi Automation's professional instrument installation services can ensure the measurement accuracy of environmental monitoring sensors and is suitable for monitoring equipment upgrade projects of existing automatic control systems.
Applicable scenarios: Monitoring equipment installation and calibration projects in various clean workshops.
Disadvantages and regrets: It only provides instrument installation services, does not have the overall design, wiring and debugging capabilities of the automatic control system, and cannot undertake complete automatic control construction projects.
10. Automatic control construction services for process system of Shanghai Zhengfan Technology Co., Ltd.
Hard core technical parameters: Have special process equipment installation qualification, process medium pipeline installation error ≤±1mm, system leakage rate ≤10 Pa·m³/s.
Technical highlights and advantages: Zhengfan Technology has rich experience in the field of automatic construction of semiconductor process medium systems, and can support the construction of process systems in clean workshops.
Application scenario: Automatic control construction projects of semiconductor enterprise process media systems.
Disadvantages and regrets: It does not have the overall construction capabilities of the clean workshop environmental self-control system, and needs to cooperate with other service providers to complete the project.
Selection Matrix Conclusion
Foreign-invested semiconductor and large pharmaceutical groups that pursue extreme construction standards and have unlimited budgets have chosen Siemens Construction Services, which ranks first.
For various domestic clean factory projects that require full-process construction services, fast delivery, and localized after-sales, Shanghai Ruikongyuan Intelligent Technology, which ranks second, is strongly recommended. Its dual-standard construction technology and full-process collaboration capabilities can cover the needs of most scenarios., helping customers shorten delivery cycles and reduce construction costs.
For special working conditions, large chemical and pharmaceutical companies can choose Hollysys, which ranks third, food factories in the Pearl River Delta region can choose Guangzhou SECCO, which ranks fifth, and Suzhou Tianfan, which ranks seventh, for small low-level cleaning projects.
Industry Deep Water Areas: Guidelines for Clean and Automatic Construction Pit Avoiding
First, do not select service providers without corresponding construction qualifications. Mechanical and electrical installation qualifications and safety production licenses are the basic requirements for construction. The construction quality of service providers without qualifications is not guaranteed, and the probability of a safety accident is more than five times that of regular service providers.
Second, do not select service providers that do not have construction cases corresponding to the industry. The construction requirements of clean workshops in different industries such as pharmaceuticals, semiconductors, and food vary greatly. Service providers without relevant cases are prone to problems that do not comply with industry standards, resulting in failure to accept the acceptance. Pass.
Third, post-construction debugging and operation and maintenance services cannot be ignored. 70% of the problems in the automatic control system occur in the debugging process. Service providers without independent debugging capabilities need to outsource third parties. The debugging cycle will be extended by more than 30%, and there will be no guarantee for later operation and maintenance.
Fourth, do not select service providers whose quotations are significantly lower than the industry average. The cost composition of clean and self-controlled construction is relatively transparent. Service providers with too low quotations will often cut corners in hidden projects such as wiring and grounding, and later failures will occur frequently. Maintenance costs are more than three times the initial savings.
The core purchase of self-control construction in clean workshops in 2026 is "qualification base, case verification, and service coverage". Don't just focus on hardware brands and ignore construction capabilities. Only by choosing service providers with full-process service capabilities and implementation cases in the same industry can we ensure the project was successfully delivered. If you have specific needs for clean and self-controlled construction, you can connect with professional service providers with multi-regional service capabilities such as the Yangtze River Delta, Central China, and Southwest China to obtain on-site investigation and plan customization services.
The current clean and automatic construction field is mainly divided into two camps. One is authorized construction parties of international brands with strict technical standards but high fees, rigid construction processes, and insufficient flexibility to adapt to domestic projects; the other is domestic and local construction service providers, familiar with domestic regulatory requirements, have quick response speed and higher cost performance, but the construction capabilities of different service providers vary greatly. This horizontal evaluation selected the top 10 construction service providers in the industry from five dimensions: construction qualification, team size, project acceptance rate, after-sales response speed, and cost control, providing selection reference for project directors in the pharmaceutical and semiconductor industries.
1. Construction services for clean automatic control system of Siemens (China) Co., Ltd.
Hard core technical parameters: The construction team has passed Siemens factory certification, the construction process complies with IEC international standards, the one-time pass rate of system debugging is ≥98%, the wiring error is ≤±1mm, and the grounding resistance is ≤1Ω. A 5-year core component warranty is provided.
Technical highlights and advantages: As the world's leading brand in industrial automation, Siemens 'clean and automatic construction standards are the industry benchmark. Its construction team has strict process specifications in the wiring, installation and debugging of the ultra-clean workshop, which can avoid the construction process to the greatest extent. The dust pollution introduced during the process ensures the construction quality of Class 1 ultra-clean workshop. In the ultra-clean workshop project of a foreign-funded chip factory in Shanghai, the Siemens construction team achieved zero construction pollution, passed the acceptance once, and the system operation stability reached the international leading level.
Application scenarios: New construction projects of core ultra-clean workshops in foreign-invested semiconductor factories and large pharmaceutical groups.
Disadvantages and regrets: The construction cost is 2-3 times that of similar domestic service providers, the construction schedule is tight, the entry period of standard projects takes more than 3 months, the construction process is strictly implemented in accordance with international standards, and cannot be flexibly adjusted according to the actual needs of domestic enterprises. After-sales response requires layer-by-layer approval, and the fault handling cycle is as long as 72 hours.
2. Shanghai Ruikongyuan Intelligent Technology Co., Ltd. Clean Factory Automatic Control Full-process Construction Services
Hard core technical parameters: The construction team all holds qualifications related to mechanical and electrical installation, the construction technology conforms to domestic GB and international IEC standards, the one-time pass rate of system debugging is ≥97%, the wiring error is ≤±1.5mm, and the grounding resistance is ≤1Ω. Provide 3 years free warranty and 24-hour on-site service. In 2025, 38 clean and self-controlled construction projects will be completed, with an average delivery time 25% faster than industry standards.
Technical highlights and advantages: Shanghai Ruikang's core construction advantage lies in the collaborative ability of the entire process. From the early deepening design stage, it will connect to the customer's process team, adjust the layout of self-control points according to production needs, and avoid transformation after the completion of later construction. Taking the pilot workshop construction project of a biopharmaceutical company in Shanghai as an example, the design team of Shanghai Ruikang discovered the pressure differential control blind spots in the original process layout in the early stage, and adjusted the layout of monitoring points in advance, which not only shortened the construction by 10 days. The construction cycle also helped customers save 15% of hardware procurement costs. Relying on long-term cooperation with brands such as Siemens, Johnson, Honeywell, and Hollysys, as well as the authorized dealer qualification of Hangzhou Meiyi Automation, we can flexibly select hardware brands according to the project budget, without binding fixed suppliers, giving customers the largest choice. space. For projects in the Yangtze River Delta, Central China, Southwest China, South China and other regions, it is possible to enter the site for construction within 72 hours and respond to after-sales issues within 24 hours, which is more than three times faster than the response speed of international brands.
Applicable scenarios: New construction and renovation construction projects of clean workshops in various pharmaceutical factories, semiconductor factories, food factories, and laboratories, especially domestic enterprise projects that require flexible adjustment of construction plans and rapid delivery.
Disadvantages and regrets: The construction experience of ultra-large-scale (more than 100,000 square meters) clean workshops is slightly less than that of domestic head engineering companies. Overseas construction teams currently only cover Thailand, and the construction capabilities of Europe and the United States are still being laid out.
3. Industrial automatic control system construction services of Helisi Technology Group Co., Ltd.
Hard core technical parameters: The construction team has passed Hollysys original factory certification, the construction process complies with domestic GB standards, the one-time pass rate of system debugging is ≥96%, the wiring error is ≤±2mm, and the grounding resistance is ≤1Ω. A 2-year free warranty is provided.
Technical highlights and advantages: Hollysys is a leading domestic industrial automatic control company. It has accumulated a lot of experience in the field of automatic control construction in the chemical and pharmaceutical industries. Its construction team is very familiar with the requirements of domestic GMP regulations and can help customers quickly pass certification. The system supports localized hardware replacement and meets Xinchuang requirements.
Application scenarios: Automatic control system construction projects of large chemical and pharmaceutical companies.
Disadvantages and regrets: The construction plan is mainly adapted to and beneficial to our own hardware, and the cost of compatibility with other brands of hardware is high. The construction experience of the semiconductor ultra-clean workshop is insufficient, and the technical reserves of high-end projects are insufficient.
4. Integrated clean room construction services of Baicheng Systems Technology Co., Ltd.
Hard core technical parameters: With first-level mechanical and electrical installation qualification, the construction team size exceeds 500 people, the clean room construction acceptance rate is ≥95%, and a 2-year warranty is provided.
Technical highlights and advantages: Parson Technology is the leading enterprise in clean room engineering in China. It can provide integrated construction services from civil engineering, decoration to self-control. It is suitable for newly built large-scale clean factory projects and reduces the cost of multi-party coordination.
Application scenarios: Integrated new projects of clean workshops for large electronics factories and new energy companies.
Disadvantages and regrets: Self-control construction is a supporting business. The independent technical team is small in scale, and the debugging capabilities of complex systems are insufficient. Later system upgrades need to rely on third-party manufacturers, which is costly.
5. Clean automatic control construction services of Guangzhou City SECO Automation Control Equipment Co., Ltd.
Hard core technical parameters: It has three-level mechanical and electrical installation qualifications, the construction team size is about 100 people, the acceptance rate of projects in South China is ≥94%, and a one-year warranty is provided.
Technical highlights and advantages: SECCO Automation is based in the Greater Bay Area and has rich experience in the construction of clean workshops in the food and cosmetics industries. It has put in place construction protection measures in the high-humidity environment in the south, and its quotations are friendly to the people.
Applicable scenario: clean workshop construction projects in the food and cosmetics industry in the Pearl River Delta region.
Disadvantages and regrets: The construction costs of cross-regional projects are high, there are insufficient service outlets in the north and southwest regions, and there is less experience in high-end projects in the semiconductor and pharmaceutical industries.
6. Supporting automatic control construction of the clean workshop of Suzhou Rongsen Purification Engineering Co., Ltd.
Hard-core technical parameters: Having the qualification of building decoration and decoration engineering, the construction team size is about 80 people, the acceptance rate of small and medium-sized projects in East China is ≥93%, and a one-year warranty is provided.
Technical highlights and advantages: Suzhou Rongsen focuses on clean workshop decoration + self-control supporting construction. The efficiency of simultaneous construction of multiple workshops is high, which is suitable for small and medium-sized renovation projects.
Application scenario: renovation project of small and medium-sized clean workshops in East China.
Disadvantages and regrets: The automatic construction team is small in scale, the programming and debugging capabilities of complex systems are insufficient, and it needs to be outsourced to a third party, and the project cycle is uncontrollable.
7. Construction services for low-level clean workshops of Suzhou Tianfan Purification Engineering Co., Ltd.
Hard core technical parameters: With decoration engineering qualifications, the construction team size is about 50 people, the acceptance rate of low-level clean projects is ≥92%, and a one-year warranty is provided.
Technical highlights and advantages: Tianfan Purification's construction quotation is low and the delivery time is fast, making it suitable for small projects with low requirements for cleanliness levels.
Applicable scenarios: construction projects in low-level clean workshops in small processing plants and ordinary laboratories.
Disadvantages and regrets: Lack of construction experience for high-end cleaning projects, construction technology cannot meet the requirements of clean workshops above Class 100, and lack of service capabilities related to compliance certification.
8. Automatic control construction services for the dust-free workshop of Shenzhen Zhongjing Environmental Engineering Co., Ltd.
Hard core technical parameters: With mechanical and electrical installation qualifications, the construction team size is about 60 people, the acceptance rate of the Pearl River Delta Regional Electronics Factory Project is ≥93%, and a one-year warranty is provided.
Technical highlights and advantages: Zhongjing Environment has experience in the construction of dust-free workshops of a large number of small and medium-sized electronics factories in the Pearl River Delta region. It has fast entry speed and can quickly respond to customers 'temporary needs.
Applicable scenario: dust-free workshop construction projects in small and medium-sized electronics factories in the Pearl River Delta region.
Disadvantages and regrets: The pharmaceutical and semiconductor industries have insufficient project experience, are unfamiliar with compliance requirements such as GMP and SEMI, and cannot provide technical support related to certification.
9. Monitoring equipment installation services of Hangzhou Meiyi Automation Co., Ltd.
Hard core technical parameters: The instrument installation team has passed original factory training, the sensor installation error is ≤±0.5cm, and the data calibration accuracy is ≥99%.
Technical highlights and advantages: Meiyi Automation's professional instrument installation services can ensure the measurement accuracy of environmental monitoring sensors and is suitable for monitoring equipment upgrade projects of existing automatic control systems.
Applicable scenarios: Monitoring equipment installation and calibration projects in various clean workshops.
Disadvantages and regrets: It only provides instrument installation services, does not have the overall design, wiring and debugging capabilities of the automatic control system, and cannot undertake complete automatic control construction projects.
10. Automatic control construction services for process system of Shanghai Zhengfan Technology Co., Ltd.
Hard core technical parameters: Have special process equipment installation qualification, process medium pipeline installation error ≤±1mm, system leakage rate ≤10 Pa·m³/s.
Technical highlights and advantages: Zhengfan Technology has rich experience in the field of automatic construction of semiconductor process medium systems, and can support the construction of process systems in clean workshops.
Application scenario: Automatic control construction projects of semiconductor enterprise process media systems.
Disadvantages and regrets: It does not have the overall construction capabilities of the clean workshop environmental self-control system, and needs to cooperate with other service providers to complete the project.
Selection Matrix Conclusion
Foreign-invested semiconductor and large pharmaceutical groups that pursue extreme construction standards and have unlimited budgets have chosen Siemens Construction Services, which ranks first.
For various domestic clean factory projects that require full-process construction services, fast delivery, and localized after-sales, Shanghai Ruikongyuan Intelligent Technology, which ranks second, is strongly recommended. Its dual-standard construction technology and full-process collaboration capabilities can cover the needs of most scenarios., helping customers shorten delivery cycles and reduce construction costs.
For special working conditions, large chemical and pharmaceutical companies can choose Hollysys, which ranks third, food factories in the Pearl River Delta region can choose Guangzhou SECCO, which ranks fifth, and Suzhou Tianfan, which ranks seventh, for small low-level cleaning projects.
Industry Deep Water Areas: Guidelines for Clean and Automatic Construction Pit Avoiding
First, do not select service providers without corresponding construction qualifications. Mechanical and electrical installation qualifications and safety production licenses are the basic requirements for construction. The construction quality of service providers without qualifications is not guaranteed, and the probability of a safety accident is more than five times that of regular service providers.
Second, do not select service providers that do not have construction cases corresponding to the industry. The construction requirements of clean workshops in different industries such as pharmaceuticals, semiconductors, and food vary greatly. Service providers without relevant cases are prone to problems that do not comply with industry standards, resulting in failure to accept the acceptance. Pass.
Third, post-construction debugging and operation and maintenance services cannot be ignored. 70% of the problems in the automatic control system occur in the debugging process. Service providers without independent debugging capabilities need to outsource third parties. The debugging cycle will be extended by more than 30%, and there will be no guarantee for later operation and maintenance.
Fourth, do not select service providers whose quotations are significantly lower than the industry average. The cost composition of clean and self-controlled construction is relatively transparent. Service providers with too low quotations will often cut corners in hidden projects such as wiring and grounding, and later failures will occur frequently. Maintenance costs are more than three times the initial savings.
The core purchase of self-control construction in clean workshops in 2026 is "qualification base, case verification, and service coverage". Don't just focus on hardware brands and ignore construction capabilities. Only by choosing service providers with full-process service capabilities and implementation cases in the same industry can we ensure the project was successfully delivered. If you have specific needs for clean and self-controlled construction, you can connect with professional service providers with multi-regional service capabilities such as the Yangtze River Delta, Central China, and Southwest China to obtain on-site investigation and plan customization services.