Hangzhou Xiaoshan Jia Yun mechanical and electrical Co., Ltd, was established in 1999, committed to developing, producing, and selling auto parts, trailer parts, furniture parts, bicycle parts, and other hardware products. The main products are auto drum brake bottom plate, trailer towing, trailer receiving tube, trailer bracket, hinge, bicycle hub, and other kinds of custom stamping die hardware. Jiayun has been providing supporting products for Zhejiang Asia-Pacific Mechanical& Electronic Co., Ltd, the leading enterprise in China's automotive braking system industry, for more than 20 years. The drum brake backboards produced by Jiayun are mainly used in well-known domestic and foreign vehicle enterprises, such as Dongfeng Motor, JMC, JAC, Zhengzhou Nissan, etc. In addition, the hinge and trailer products produced by Jiayun are also exported to Europe and the US. They have established long-term and stable cooperative relations with many foreign enterprises.