Hengchang Electrical Appliance Co., Ltd. is a manufacturer and trading company based in Quanzhou, Fujian, China, specializing in automotive electrical appliances. Established in 1987, the company has grown to employ between 101 and 200 people and operates a factory. Hengchang Electrical Appliance is recognized as an early producer of electric control automotive loudspeakers in China, utilizing imported first-class production equipment and automated management systems. They offer a wide range of products including electric horns, automotive horns, klaxons, electric control automotive loudspeakers, reduction starters, excavator starters, Komatsu starters, starter magne-switches, electromagnetic valves, and electric flash relays. Their products are marketed under trademarks such as "YUMGREE," "RV," and "Haojiao." The company holds certifications including IATF 16949, ISO 9001, CCC, and TS16949-2002 Quality Management System, ensuring strict quality control from raw materials to finished goods. Hengchang Electrical Appliance provides OEM, ODM, and contract manufacturing services, and their products are sold domestically and exported to Southeast Asia, serving customers like China Heavy Duty Truck (CNHTC) and Xiamen Golden Dragon Van Co. Ltd.
Hongchang (Changzhou) Electronic Co., Ltd. is a professional manufacturer and exporter based in Changzhou, China, with over 25 years of experience in the electro-acoustic and electronic component industries. Established in 1992, the company operates a 9,000-square-meter facility and employs between 200 and 300 personnel, including a dedicated R&D team of over 20 engineers. The company specializes in two primary business divisions: acoustic components and power solutions. Their acoustic portfolio includes speaker units, tweeter horns, buzzers, piezo elements, and ultrasonic sensors. Simultaneously, their electrical division produces power supply cords, wiring harnesses for automotive and motorcycle applications, lead wires for home appliances, and various connectors and terminals. Hongchang (Changzhou) Electronic maintains a robust quality management system with certifications including ISO 9001, ISO 14001, IATF 16949, and RoHS, alongside international safety marks such as UL, CSA, CE, VDE, and CCC. The company serves a global market, with over 70% of its sales directed toward Europe and North America. They have established long-term partnerships with major international brands including Samsung Electronics, VESTEL, AL-KO, and Bissell. With advanced production capabilities such as German Niehoff wire drawing lines and automated injection molding workshops, the company provides in-depth customization services and maintains high-volume production capacity for global supply chains.