Product Parameters
Custom Services
The requirements of each of Dongguan JH' s customers are unique in your own way, especially given the wide range of applications for our components.That's why we provide custom capabilities.We can enhance component performance, achieve particular design specifications, and even address assembly and other production and distribution concerns.

Dongguan JH Amorphous Co., Ltd., established in 2014, has grown as
a major supplier of components for industries producing and using today's most advanced electronics.During these 10 years, we have acquired the experience, technical expertise and production capability to make us one of the most competitive producers in our industry.Guided by Mr. Hank Chan's extensive 18+ years of experience
in the amorphous industry, we have built a robust portfolio in OEM and ODM services, serving over 200 esteemed clients, including Huawei, Geli, and Jinquanhua.As a full-service, one-stop amorphous core manufacturer, we offer a comprehensive range of services, including coating, slitting, stamping, winding, annealing, and custom assembly. Our R&D team is committed to providing technical support, design review, and testing from the initial concept through production. They are also capable of handling both standard and custom fabrications in any quantity, ensuring that our products meet the performance needs and expectations of customers. Our production capabilities are marked by a high degree of automation, featuring 22 winding machines, 5 annealing equipment, 4 automatic dispensing machines,
5 automatic assembly machines, 10 inductor testers and 1 CCD auto-inspect machine . This advanced automation not only enhances our annual production capacity to 12,000,000 units but also ensures meticulous quality inspection at every production stage.
In the industry, we stand out for our various selection of amorphous and nanocrystalline materials, available in all types and thicknesses, perfect for standard core sizes and custom tape winding toroidal assemblies. Likewise, we offer a complete array of highest-grade magnetic materials, designed to cater to diverse transformer assembly needs. This guarantees that our products fulfill many applications, while meeting critical dimensional and weight requirements, such as audio parts , compressors , inverters , conductors,
transformers, chokes and more.We're passionate about quality, which is why we strictly follow quality control measures that align with ISO9001:2015 and IATF16949 standards. These certifications aren't just about compliance; they showcase our commitment to safety, environmental responsibility, and innovation.For the past ten years, we've been leading the way in improving the performance, efficiency, and sustainability of amorphous cores. And we're always staying up-to-date.
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