One leading OEM/ODM manufacturer in the precision machinery industry
integrating research, development, design and production.

"ISO9001" and "IATF16949" certified professional OEM/ODM
foundry factory.
One professional OEM/ODM manufacturer in the casting industry
combining research, development, design and production all together.

Our products and customization service cover a wide range of industries, includingAuto/automobile/automotive parts, car parts, truck/lorry parts, commercial vehicle parts, forklift/ lifting equipment parts, combine harvester parts, farm/agricultural machinery parts, mining machinry parts, engineering machinery parts, construction/building machinery parts(crane/hoist, excavator parts, bulldozer parts, dump/dumper/self-dumping/self-discharging truck parts, concret/cement mixer truck parts, pump truck, crusher...), petroleum/petrochemical/oil drilling/metallurgical machinery parts, shipbuilding machinery parts, bullet train parts,
locomotive parts, high-speed railway parts, underground/subway/metro parts, tractor parts, trailer parts, industrial equipment parts, marine/ship machinery parts(Turbine, propeller...), defense/military/ordnance equipment parts(tank, armoured troop carrier, amphibious equipment...), power plant components, wind power generator/tower parts,
wind turbine components, lift/elevator/escalator parts, medical equipment parts, food machinery parts, aviation equipment/instrumentation parts, pump parts, valve parts, gearbox parts, motor/engine parts, motorcycle parts, Lathe Machine tool parts, etc.

Each of our products is a work of art.
Our mission:
Commited to offering high quality products with competitive price and excellent service worldwide.

Chinese auto giants FAW/FOTON/SINOTRUK/HOWO/SHACMAN designated supplier for customized components.
Our factory can produce any
kind
of castings with high precision CNC machining process as per customer's drawings
/samples/
requirements/technical parameters.

One leader in the precision casting industry. A
senior engineering technical team with special skills and rich experience which is
capable of solving and handling special material, special structure, special defect and special processing
, meeting the evolving needs of, and providing
optimal solution and real one-stop service to, global customers.

One of major suppliers of hardware customization service for commercial vehicle
manufacturers spreaded all over the world.
Leverage our first-mover advantage in this field to support global low-carbon economic development.

Our factory possesses complete sets of production lines, the whole production chain- from raw materials to finished products-are under our own control, which enable us constantly, stably to offer high quality products with competitive prices and excellent service worldwide.

Large casting items
for heavy-duty
truck, train/lecomotive/subway/metro/railway/farm/agricultural/forestry/construction/building/mining/wind turbine machinery components, industrial/engineering/energy/power plant equipment, marine/shipbuilding/petroleum/petrochemical/Oil Drilling/metallurgy
machinery.
We can produce any kind
of castings with high precision CNC machining process as per customer's drawings/samples/requirements/technical parameters.Casting blank weight:
0.1kg-3000kg.

A leading
precision machinery manufacturer specializing in the design, research, development and production in the foundry industry for more than 40 years, with 60 experienced technical engineers and 800 skilled workers.
A source manufacturer, our products have considerable price advantage compared to traders'.
The factory covers an area of more than 90,000 square meters, with
raw material warehouses
,
inspection laboratory
shell mould making workshops
casting workshops
pretreatment workshops
(sandblasting, shot blasting, polishing),
processing workshop
(CNC Machining center),
electrophoresis workshop
testing laboratorie
s,
nonconforming products warehouses
semi-finished product warehouses
packaging workshops
and
finished product warehouses
.In terms of logistics transportation, our factory possesses a great geographical advantage
- its only one and a half hours' drive from our factory to the nearest shipping port-Qingdao Port-which makes
our logistical system more efficient
and ensures smooth and punctual delivery.
Abundant technical forces and sound production management system, superior production equipments, strict and effective quality control system, advanced and excellent inspection instruments&means, to
ensure us constantly, stably to provide high-quality products for global
customers.

Our products and customization service cover a wide range of industries, includingAuto/automobile/automotive parts, car parts, truck/lorry parts, commercial vehicle parts, forklift/ lifting equipment parts, combine harvester parts, farm/agricultural machinery parts, mining machinry parts, engineering machinery parts, construction/building machinery parts(crane/hoist, excavator parts, bulldozer parts, dump/dumper/self-dumping/self-discharging truck parts, concret/cement mixer truck parts, pump truck, crusher...), petroleum/petrochemical/oil drilling/metallurgical machinery parts, shipbuilding machinery parts, bullet train parts,
locomotive parts, high-speed railway parts, underground/subway/metro parts, tractor parts, trailer parts, industrial equipment parts, marine/ship machinery parts(Turbine, propeller...), defense/military/ordnance equipment parts(tank, armoured troop carrier, amphibious equipment...), power plant components, wind power generator/tower parts,
wind turbine components, lift/elevator/escalator parts, medical equipment parts, food machinery parts, aviation equipment/instrumentation parts, pump parts, valve parts, gearbox parts, motor/engine parts, motorcycle parts, Lathe Machine tool parts, etc.Each of our products is a work of art.Our mission: Commited to offering high quality products with competitive price and excellent service worldwide.Chinese auto giants FAW/FOTON/SINOTRUK/HOWO/SHACMAN designated supplier for customized components.Our factory can produce any
kind
of castings with high precision CNC machining process as per customer's drawings/samples/requirements/technical parameters.One leader in the precision casting industry. A
senior engineering technical team with special skills and rich experience which is capable of solving and handling special material, special structure, special defect and special processing, meeting the evolving needs of, and providing
optimal solution and real one-stop service to, global customers.One of major suppliers of hardware customization service for commercial vehicle
manufacturers spreaded all over the world.Leverage our first-mover advantage in this field to support global low-carbon economic development.Our factory possesses complete sets of production lines, the whole production chain- from raw materials to finished products-are under our own control, which enable us constantly, stably to offer high quality products with competitive prices and excellent service worldwide.Large casting items
for heavy-duty
truck, train/lecomotive/subway/metro/railway/farm/agricultural/forestry/construction/building/mining/wind turbine machinery components, industrial/engineering/energy/power plant equipment, marine/shipbuilding/petroleum/petrochemical/Oil Drilling/metallurgy
machinery.We can produce any kind
of castings with high precision CNC machining process as per customer's drawings/samples/requirements/technical parameters.Casting blank weight:
0.1kg-3000kg.A leading
precision machinery manufacturer specializing in the design, research, development and production in the foundry industry for more than 40 years, with 60 experienced technical engineers and 800 skilled workers.A source manufacturer, our products have considerable price advantage compared to traders'.The factory covers an area of more than 90,000 square meters, with
raw material warehouses, inspection laboratory, shell mould making workshops, casting workshops, pretreatment workshops (sandblasting, shot blasting, polishing), processing workshop(CNC Machining center), electrophoresis workshop, testing laboratories, nonconforming products warehouses, semi-finished product warehouses,
packaging workshops and finished product warehouses.In terms of logistics transportation, our factory possesses a great geographical advantage
- its only one and a half hours' drive from our factory to the nearest shipping port-Qingdao Port-which makes our logistical system more efficient
and ensures smooth and punctual delivery.Abundant technical forces and sound production management system, superior production equipments, strict and effective quality control system, advanced and excellent inspection instruments&means, to ensure us constantly, stably to provide high-quality products for global
customers.The most advanced CNC machining center in China, which is composed of dozens of state-of-the-art five axis CNC
lathe machine tools.More than 400 sets of casting/forging/machining equipments in total, including 60 sets of three/four/five-axis machining center (CNC) and 2 sets of digital special machines designed with double main axle boxes.First-class equipments significantly improve production efficiency and product quality, and ensure quality standards are met.All raw materials should be sampled
and
analyzed in our
inspection laboratory when they reach our factory, only after passing the inspection can the raw materials be stored into our warehouse.The castings produced by us are widely used in various industries, such as auto, car, truck, tractor, trailer, combine Harvester, forklift, motorcycle, military vehicle, ordnance products, military supplies, special vehicle, industrial equipment hardware, defense armament, bullet train; high-speed railway, construction machinery/truck/vehicle/equipment, mining machinery/truck/vehicle/equipment, commercial vehicle,
marine/ship machinery parts, excavator, cement/concret mixer truck, bulldozer, boat, farm/agricultural machinery, shipbuilding/petroleum/metallurgical machinery, valve, pumps, gearbox, electric machine, lathe machine, machinery, power/energy/industry hardware/equipment, engineering installation, food equipment, artificial intellegence, medical instrument, aerospace facility, and other mechanical equipments.Stick to the business management philosophy that "Starting from the customer needs and ending with their satisfaction", focusing on customer demands and exceeding their expectations.Agile and quick to react to customers' requirements, meeting the evolving needs of, and providing
optimal solution to, global customers.Sound production management system, superior production equipments, strict and effective quality assurance system, excellent and perfect detection means, rich technical forces.We have more than 30 kinds, 400 sets in total, of mechanical equipment related to Casting, Forging, Stamping, Punching, Milling,
Turning,
Boring,
Drillig,
Tapping,
Grinding,
Molding, Lathing, Machining, Processing, Surface Treatment.A strict product quality monitoring system
and effective quality assurance system,
excellent and perfect detection means, to ensure the
quality of our products in control.We have our own technical department and R&D department to solve all-round problems related to product technology.Design softwares and DEFORM Simulation Softwares-Auto CAD, Solid Works, UG, Pro/E, CAXA, Rhino, Arena-are
being used by our R&D department during design proess of new products.Each batch of products from raw materials to finished products will be tested in the laboratory to ensure that the quality
meets
the contracted requirements.Each batch of finished products will be carried out spectral inspection.For specific products tensile test will be conducted to ensure
that the tensile strength of products is up to the standards.
he most advanced CNC machining center in China, which is composed of
dozens of state-of-the-art five axis CNC
lathe machine tools.
More than 400 sets of casting/forging/machining equipments in total, including 60 sets of three/four/five-axis machining center (CNC) and 2 sets of digital special machines designed with double main axle boxes.

First-class equipments significantly improve production efficiency and product quality, and ensure quality standards are met.
All raw materials should be sampled
and
analyzed in our
inspection laboratory when they reach our factory
, only after passing the inspection can the raw materials be stored into our warehouse.The castings produced by us are widely used in various industries, such as auto, car, truck, tractor, trailer, combine Harvester, forklift, motorcycle, military vehicle, ordnance products, military supplies, special vehicle, industrial equipment hardware, defense armament, bullet train; high-speed railway, construction machinery/truck/vehicle/equipment, mining machinery/truck/vehicle/equipment, commercial vehicle,
marine/ship machinery parts, excavator, cement/concret mixer truck, bulldozer, boat, farm/agricultural machinery, shipbuilding/petroleum/metallurgical machinery, valve, pumps, gearbox, electric machine, lathe machine, machinery, power/energy/industry hardware/equipment, engineering installation, food equipment, artificial intellegence, medical instrument, aerospace facility, and other mechanical equipments.

Stick to the business management philosophy that
"Starting from the customer needs and ending with their satisfaction"
, focusing on customer demands and exceeding their expectations.
Agile and quick to react to customers' requirements, meeting the evolving needs of, and
providing
optimal solution to, global customers.
Sound production management system, superior production equipments, strict and effective quality assurance system, excellent and perfect detection means, rich technical forces.
We have more than 30 kinds, 400 sets in total, of mechanical equipment related to
Casting, Forging, Stamping, Punching, Milling,
Turning,
Boring,
Drillig,
Tapping,
Grinding,
Molding, Lathing, Machining, Processing, Surface Treatment.
A strict product quality monitoring system
and effective quality assurance system,
excellent and perfect detection means, to ensure the
quality of our products in control.
We have our own technical department and R&D department to solve all-round problems related to product technology.
Design softwares and DEFORM Simulation Softwares-
Auto CAD, Solid Works, UG, Pro/E, CAXA, Rhino, Arena
-
are
being used by our R&D department during design proess of new products.

Each batch of products from raw materials to finished products will be tested in the laboratory to ensure that the quality
meets
the contracted requirements.
Each batch of finished products will be carried out spectral inspection.
For specific products tensile test will be conducted to ensure
that the tensile strength of products is up to the standards.

We have been strengthening and expanding our leading edge to keep ahead of others, and our products and service will be beyond your imagination!

We supplied more than 110000 tons of products to more than 12 clients in 2022. W
e not only ensure
sufficient supply, but also
guarantee punctual delivery.

Based in China, Serving the globe - Focusing on creating more value for global customers.
"ISO9001" and "IATF16949" certified
professional OEM/ODM factory, providing real one-stop service and optimal solution for global customers.
Based on customer needs, in the beginning of product development, offering a solution, products design, by structural component designed to casting parts,
optimizing product design, reducing costs and creating more value for customers.
Advanced
testing equipments,
strict quality control system,
excellent inspection instruments,
effective detection
means, which ensure us
constantly, stably to provide high-quality products for global customers.

Each of finished products
will be assigned one unique identification
,
especially
for those made
from
different batches of raw materials
will be recorded
and archived
with raw
material batch number and factory production code to facilitate
tracing in case of
quality discrepancy or
any disagreement on the quality.
Product Parameters

Established in 1980, Sino Industry and Trade Company is a leading foundry manufacturer specializing in the design, research, development and manufacture in the foundry industry. Being one of major suppliers of customization service for commercial vehicle manufacturers spreaded all over the world, the company is commited to offering high quality products with competitive price and excellent service worldwide.Headquartered in Rizhao City, Shandong Province, P.R. China, the company wholly owns a subsidiary production factory named "Rizhao Longshan Pricision Machinery Manufacture Co., Ltd.", which covers an area of more than 90,000 square meters, with casting production lines, advanced CNC machining center which is composed of dozens of state-of-the-art five axis CNC lathe machine tools, as well as automated electrophoresis coating lines. Abundant technical forces and sound production management system, superior production equipments, strict and effective quality control system, advanced and excellent inspection instruments&means, to ensure us constantly, stably to provide high-quality products for global customers.More than 40 years experience in precision casting industry, with 60 experienced technical engineers and 800 skilled workers, SITC has a senior engineering technical team with special skills and rich experience in casting, forging, and CNC machining fields, which
is capable of solving
and handling
special material, special structure, special defect and special processing, meeting the evolving needs of, and providing
optimal solution and real one-stop service to, global customers.
Our Advantages
1* Mature one-stop service systemWe provide real one-stop service and optimal solution
for customers.(1)A source manufacturer, our products have considerable price advantage compared to traders'.(2)We have our own technical department and R&D department to solve all-round problems related to product technology.(3)Our factory possess complete production lines, all production links from raw materials to finished products are under our own control.(4)We have a
strict product quality monitoring system and an effective quality assurance system to ensure the
quality of our products in control.
(5) A senior engineering technical team with special skills and rich experience which is capable of solving and handling special material, special structure, special defect and special processing, meeting the evolving needs of, and providing optimal solution to, global customers.2* Modern machinery and patented equipmentWe have more than 30 kinds of mechanical equipments related to casting, machining, processing, electrophoresis coating, surface treatment, etc., more than 400 sets in total, including the most advanced CNC machining center which is composed of 60 sets of three-axis, four-axis and five-axis
CNC lathe machine tools, as well as 2 sets of digital
special machines designed with double main axle boxes. First-class
equipment has significantly improved production efficiency and product quality.3* Sufficient production capacityWe supply more than 110000 tons of products to more than 12 clients in 2022. We not only ensure
sufficient supply capacity, but also guarantee punctual delivery.
1* Mature one-stop service systemWe provide real one-stop service and optimal solution
for customers.(1)A source manufacturer, our products have considerable price advantage compared to traders'.(2)We have our own technical department and R&D department to solve all-round problems related to product technology.(3)Our factory possess complete production lines, all production links from raw materials to finished products are under our own control.(4)We have a
strict product quality monitoring system and an effective quality assurance system to ensure the
quality of our products in control.(5) A senior engineering technical team with special skills and rich experience which is capable of solving and handling special material, special structure, special defect and special processing, meeting the evolving needs of, and providing optimal solution to, global customers.2* Modern machinery and patented equipmentWe have more than 30 kinds of mechanical equipments related to casting, machining, processing, electrophoresis coating, surface treatment, etc., more than 400 sets in total, including the most advanced CNC machining center which is composed of 60 sets of three-axis, four-axis and five-axis
CNC lathe machine tools, as well as 2 sets of digital
special machines designed with double main axle boxes. First-class
equipment has significantly improved production efficiency and product quality.3* Sufficient production capacityWe supply more than 110000 tons of products to more than 12 clients in 2022. We not only ensure
sufficient supply capacity, but also guarantee punctual delivery.4* Highly
efficient
logistics
system and convenient transportation conditionIn terms of logistics transportation, our factory possesses a great geographical advantage
- its only one and a half hours' drive from our factory to the nearest shipping port-Qingdao Port-which makes our logistical system more efficient
and ensures smooth and punctual delivery.5* Modern laboratory and strict quality control systemAll raw materials should be sampled
and
analyzed in our inspection laboratory when they reach our factory, only after passing the inspection can the raw materials be stored into our warehouse. Each batch of products from raw materials to finished products will be tested in the laboratory to ensure that the quality
meets
the contract
requirements.Each batch of finished products will be carried out spectral inspection.For specific products tensile test will be conducted to ensure
that the tensile strength of products is up to the standards.6* Wide application of productsOur products and customization service cover a wide range of industries, includingAuto/automobile/automotive, car, truck/lorry, commercial vehicle, forklift/lifting equipment, combine harvester, farm/agricultural machinery, mining machinry, engineering machinery, construction/building machinery/vehicle(crane/hoist, excavator, bulldozer, dump/dumper/self-dumping/self-discharging truck, concret/cement mixer truck, pump truck, crusher...), petroleum/ petrochemical/oil drilling/metallurgical machinery, shipbuilding machinery, locomotive, bullet train, high-speed railway, underground/subway/metro, tractor, trailer, industrial equipment, marine/ship machinery(Turbine, propeller...), defense//military/ordnance equipment(Tank, armoured troop carrier, amphibious equipment...), power plant, wind power generator/tower, wind turbine, lift/elevator/escalator, medical equipment, food machinery, aviation equipment/instrumentation, pump, valve, gearbox, motor/engine, motorcycle, Lathe machine tools, …etc. We can produce any kind
of castings with high precision CNC machining process as per customer's drawings/sample/requirements/technical parameters.7* Strict product information trackingEach of finished products
will be assigned one unique identification,
especially
for those made
from
different batches of raw materials
will be recorded
and archived
with raw
material batch number and factory production code to facilitate
tracing in case of
quality discrepancy or
any disagreement on the quality.
In terms of logistics transportation, our factory possesses a great geographical advantage
- its only one and a half hours' drive from our factory to the nearest shipping port-Qingdao Port-which makes our logistical system more efficient
and ensures smooth and punctual delivery.
All raw materials should be sampled
and
analyzed in our inspection laboratory when they reach our factory, only after passing the inspection can the raw materials be stored into our warehouse. Each batch of products from raw materials to finished products will be tested in the laboratory to ensure that the quality
meets
the contract
requirements.Each batch of finished products will be carried out spectral inspection.For specific products tensile test will be conducted to ensure
that the tensile strength of products is up to the standards.
Our products and customization service cover a wide range of industries, including
Auto/automobile/automotive, car, truck/lorry, commercial vehicle, forklift/
lifting equipment
, combine harvester, farm/agricultural machinery, mining machinry, engineering machinery, construction/building machinery/vehicle(crane/hoist, excavator, bulldozer, dump/dumper/self-dumping/
self-discharging
truck,
concret/cement
mixer truck, pump truck, crusher
...
), petroleum/
petrochemical
/oil drilling/metallurgical machinery, shipbuilding machinery, locomotive, bullet train, high-speed railway, underground/subway/metro, tractor, trailer, industrial equipment, marine/ship machinery(Turbine, propeller
), defense/
/military/ordnance
equipment(Tank, armoured troop carrier, amphibious equipment
), power plant, wind power generator/tower,
wind turbine, lift/elevator/escalator
, medical equipment, food machinery, aviation equipment/instrumentation, pump, valve, gearbox, motor/engine, motorcycle, Lathe machine tools, …etc. We can produce any kind
of castings with high precision CNC machining process as per customer's drawings/sample/requirements/technical parameters.
Each of finished products
will be assigned one unique identification,
especially
for those made
from
different batches of raw materials
will be recorded
and archived
with raw
material batch number and factory production code to facilitate
tracing in case of
quality discrepancy or
any disagreement on the quality.