People's Republic of China

With over 30 years of manufacturing expertise, Zhejiang Shanggong Auto Parts Co., Ltd. specializes in high-precision automotive transmission components. Established in 2016 and entering the automotive driveline sector in 2023, the company is based in Zhejiang, China—one of the world’s leading automotive supply chain hubs in the Yangtze River Delta. Leveraging strong integration of R&D, production, and sales, Shanggong focuses on delivering reliable, high-performance driveshaft solutions for the global aftermarket. Our mission is to empower transmission technology and support customers with durable, cost-effective products. Innovation is at the core of our competitiveness. Our R&D team brings over 20 years of industry experience, supported by advanced manufacturing technologies including CNC machining, induction hardening, and carburizing processes. Equipped with in-house testing capabilities—such as dynamic balance, torque, and fatigue testing—we ensure every product meets strict quality standards. Our quality system is aligned with IATF 16949, along with ISO 16949 and CE certifications, ensuring consistent product performance from raw material inspection to final validation. Our product portfolio centers on CV axles and CV joints for passenger vehicles, with extended applications in pickups, SUVs, ATVs, UTVs, and agricultural machinery. We offer both standard OEM-level products and flexible customization based on samples or drawings, enabling customers to efficiently expand their product range. With a strong focus on the aftermarket, we understand the importance of stable supply, flexible MOQ, and competitive pricing. Additional services such as private labeling, laser marking, and customized packaging support our partners in building their own brand presence. Committed to sustainable manufacturing, we adopt energy-efficient and environmentally responsible production practices. Looking ahead, Shanggong aims to become a trusted global partner in automotive transmission systems by delivering consistent quality, innovation, and responsive service.

Zhejiang Shuang Rong Auto Air-Condition Manufacturing Co., Ltd is the collection production, the research and develpoment, the sale is a body stock-company type enterprise, has the advanced production equipment, the fabrication technology and strict quality control system, passed the ISO14001, ISO16949 Quality Management System Certification, which is the stable foundation to manufacturing high quality product. lighter weight and finer car air conditioning connector. Also, the annual output of pipeline assembly in our company is over 10 million and 5000 speciafications. Some of our products have sold to Ameria, European, South America etc. Auto Air-condition fitting series products were matching domestic and overseas OEM order. For its highly products, good price and various products. Our company are highly praised by all clients.

Founded in 2015, Zhejiang Siquan Electronic Technology Co., Ltd. is a research and development, production, sales as one of modern auto parts manufacturing enterprises. Located in Tangxia town, Ruian City, Zhejiang Province, “the capital of automobile and motorcycle accessories”, the company is major in automotive sensors and controllers business with a registered capital of 10 million RMB, a plant area of 4, 000 square meters, and 60 existing employees.