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China`s leading manufacturer of auto motive engine EFI systems and high-pressure oil high precision components:rail system,brake pipe system and VVT oil valve Hay:Q01ZJQJ

ZJQJ Precision Components Technology Company was founded in 1986, it is a high-precision machine processing enterprise with more than 500 employees.


ZJQJ is a leading supplier which provides high-quality, high-precision and high-tech key components for global automotive market.

The main products are EFI system. pipe joint system, oil valve component system, sensor and thermostat system. We provide products and services for global leading auto (including new energy auto) companies. Our company has a full set of production and service in product design, manufacturing, assembling, testing and experimentation, providing customers with maximize cost-effectiveness one-stop solutions.

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The company has acquired ISO/IATF 16949:2009 certificate, ISO 14001:2004 certificate and 35 patents.

It has more than 650 advanced production and testing facilities including Japanese high-precision CNC machine tools, Taiwan cold head forming machines, German Zeiss coordinate detectors and Japanese profilers.

The company is the tie-one supplier of GM, Volkswagen, Audi, Mercedes-benz, BMW, Ford, Toyota and Honda for auto motive engine EFI systems and high- pressure oil precision components such as rail system, brake pipe system and VVT oil valve.

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