MR Zhuang

Zhejiang Huanfang Automotive Electrical Appliances Co., Ltd., established in 1990, is a joint-stock enterprise specializing in the manufacture of electromagnetic switches for starter motors, relays, high-voltage contactors for new energy applications, and rotary transformers. It serves as the principal drafting body for national industry standards on electromagnetic switches and relays, maintaining a leading position within the sector.

For many years, the company has steadfastly adhered to the business philosophy of “Quality First, Pursuit of Excellence,” leveraging the technological and managerial expertise of Japan’s Denso and Germany’s Bosch. It manufactures high‑quality electromagnetic switches, relays, new‑energy high‑voltage contactors, and rotary transformers under the “Huanfang” brand, with technical specifications that meet Japanese system certification, ISO 14001 environmental management system certification, and OHSAS 18001 occupational health and safety management system certification. The company has also been recognized as a High‑Tech Enterprise, an Industry Annual Single‑Category Champion, a Leading Enterprise, a Municipal Government Quality Award winner, an Innovative Enterprise in China’s automotive motor, electrical, and electronic components sector, and a Zhejiang Provincial Famous Trademark and Well‑Known Trademark holder.

The company maintains stable supply‑chain partnerships with numerous well‑known starter motor manufacturers in China, primarily supplying components to Denso, Bosch, BorgWarner, Mahle, Thonh, Hanon, Huachuan, and others. Its products are used in vehicles from brands such as Mercedes-Benz, BMW, Ford, Toyota, Honda, Suzuki, Nissan, Hyundai, and Kia. Some of its offerings have been exported to Europe, North America, and other regions, earning the trust and acclaim of customers both at home and abroad.

The company is equipped with key production and testing facilities, including electromagnetic switch assembly lines, new‑energy high‑voltage contactor assembly lines, rotary transformer assembly lines, fully automatic winding machines, CNC spot‑welding machines, cold‑extrusion hydraulic presses, fully automatic hot‑riveting machines, spring geometric‑tolerance testers, hydraulic universal testing machines, German Spector material analyzers, automated spring leak‑detection and oil‑coating machines, three‑coordinate measuring machines, high‑ and low‑temperature vibration test rigs, Brinell optical hardness testers, electromagnetic switch performance test benches, metallographic analyzers, salt‑spray chambers, electromagnetic switch fatigue testing machines, vacuum furnaces, tunnel hydrogen furnaces, ammonia mass‑spectrometry leak detectors, laser welding machines, exhaust‑gas test stands, hydrogen leak detectors, finished‑product aging test benches, comprehensive contactor test rigs, and new‑energy high‑voltage contactor electrical‑life testing machines, among other equipment.

We will, as always, provide first‑class products and services to both new and longstanding domestic and international customers, backed by exceptional quality, sound management, and optimal value for money.