Taizhou Weidelong Machinery Co., Ltd. is located in Yuhuan City, Zhejiang Province, the first named "China Automotive Parts Industry Base" by the China Association of Automobile Manufacturers. The company has been specializing in the manufacturing of automotive engine valve rocker arms, rocker shafts, hydraulic tappets, clutch release rods, clutch shift forks, steering knuckle main sales and other series of products since 1993. It is a modern enterprise integrating design, development, production, sales and after-sales service.

At present, our company has a complete range of product models, including more than 1000 models of valve rocker arms for automotive engines in Europe, America, Japan, South Korea, and China, covering nearly 30 mainstream models such as Mercedes Benz, BMW, Volkswagen, General Motors, Ford, and others worldwide. The rocker arm material or blank includes aluminum alloy, cast steel, forgings (steel and aluminum alloy), ductile iron, powder metallurgy, stamped parts, cold extruded parts, and other structures, which completely cover the lower overhead cam, side overhead cam, and overhead cam to form the rocker arm or rocker arm component of the three valve structures.