Kaifeng zhaoyang auto parts co., ltd. stands in seven-dynasty ancient capital Kaifeng, is self-supporting imports and exports enterprise that Henan foreign economic-trade committee authorized. It's a professional enterprise that produce all sorts of drums & hubs for trailer. 　　Our corporation has passed the international examination of quality system (ISO9001:2000). 　　The area of corporation is 107,000m2. The fixed assets original value is about ￥40,000,000. Our company holds more than 200 equipments (include: casting, machining, test and packaging etc.)，the center of measure-check，the lab of chemical analysis and physical performance、 phasing and the lab of quickly intelligent analysis etc. Our methods of test are very complete. Our corporation produces all sorts of brake drum and wheel hub for trailer etc. 　　The product has had the great reputation of high-grade material, advanced process, safety & reliability performance in domestic and abroad automobile vocation. The brake drum with the United States standards SAE.J431.G3500 can satisfy some clients' needs to mobile equilibrium. Wheel hub made moulding with tectorial sand shape according to the customers' production design standards. 　　All casting melt in the medium frequency induction furnace, supervise with the quickly intelligent analysis instrument front the furnace, process with the numerical control machine, produce 20,000ton per year, which have been assorted appointed with the large trailer factories domestic and exported to Asia、Europe and America etc. 　　We will provide the perfect quality assurance system、the new products exploited rapid、 strict science manage and perfect service to give satisfaction to the customers domestic and abroad.