Longhechang Trading Co., LTD. 

Long He Chang Trading Co., Ltd. was established in 2025, through forward-looking business optimization and resource integration with the goal of better serving global customers. The company has accumulated 18 years of industrial experience since our first production base began operation in 2007. We are a multinational manufacturer and full-chain service provider specializing in shock absorbers, electrical components, and medical injection molding parts. Certified under ISO9001 and IATF16949 international quality management systems, we operate production bases in China and Thailand, supported by 8 specialized subsidiaries. Our production facilities cover 60,000 square meters, with an annual sales volume of nearly 250 million RMB.

We supply over 3,500 types of automotive aftermarket shock absorber assemblies and components, automotive damping components, seals, protective parts, and rubber-based vibration control solutions for agricultural machinery, mining equipment, and military aviation applications, compatible with Chinese, American, European, Japanese, and Korean vehicle models with an annual capacity of 15 million units.

In the electrical and plastic injection sector, we offer more than 200 types of components for vehicles, household appliances, and kitchen equipment, including insulating sleeves, protective housings, insulating rods, battery boxes, offshore electrical cabinet shaft assemblies, weather vanes, anemometer cups, magnet mounts, protective covers, and dumpling and dough sheet makers etc., reaching an annual capacity of over 1.5 million units.

We also manufacture over 500 types of precision-machined parts for both military and civil use, and more than 1,000 types of die-casting products, including automotive and electrical components. We provide customized and mass-production services in machining, surface treatment, injection molding, and die casting.

Long He Chang is also committed to offering one-stop customized product solutions, providing OEM/ODM services for automotive shock absorber mounts and electrical insulation plastic components. From product design to process optimization, we deliver comprehensive technical support and personalized manufacturing, ensuring stable quality and reliable performance.

     Leveraging our in-house production capacity and global supply chain network, Long He Chang promises to deliver OEM-grade manufacturing, flexible customized production, and cross-border logistics support. Guided by the philosophy of “Strength and Flexibility · Precision Manufacturing · Full-Chain Service”, and adhering to the principle of “Accurate Adaptation, Reliable Coexistence”, we continuously innovate and improve to provide our global partners with reliable, efficient, and competitive products and solutions.