Qinghe County Zhenda Auto Parts Co., Ltd.
is a professional foundry integrating casting, machining, heat treatment, and painting. The company was established in 2000 and is located in Chengguan Industrial Zone, Qinghe County. The factory covers an area of 15,000 square meters, and the company has 100 employees, including 15 technicians and more than 10 senior technicians. The annual production capacity is 6000 tons.

The company mainly produces ordinary gray iron casting parts, ductile iron iron casting parts and Austempered ductile iron (ADI) casting products, mainly for heavy vehicles, railway equipment, ordnance industries and other industries. After years of research and production, the company has the domestic leading Austempered Ductile Iron production and process technology, and can produce various grades of ADI that meet the requirements of European EN1564-97 and American ASTM A897/A897M-03 standards. ) Products, of which ADI heavy-duty vehicle leaf spring bearings have been matched with North Benz heavy-duty vehicles for many years, with an annual supporting capacity of 3,000 tons, which successfully replaced imported products and greatly reduced loading costs.

At present, there are more than 200 kinds of supporting products for Beiben, adi products produced by Ingersoll Rand of the United States, adi gears produced by Yost Auto Parts Co., Ltd. of Germany, ADI products of rear suspension systems produced by Australian company airroad large heavy-duty vehicles, and Changan Heavy There are more than 200 varieties of ordinary ductile iron products produced by the automobile. At present, there are more than 400 kinds of products. The company was identified as "adi production base" by the local Austempered Ductile Iron Technology Center.