Zhejiang Yongcheng Machinery Co.,Ltd, the former Zhejiang Zhuji South Fitting Factory, engages in producing copper alloy. The below is the main series of the company. 1. high strength brass series: self-lubrication bearing, sliding board 2. bronze and brass series: sleeve and bearing sleeve 3. copper rod and copper pipe series All these products are made according to centrifugal effects and processed by advanced technology. Our products are sold far and wide to foreign countries such as America, Japan, Germany, Italy. The functions of the products are up to international standard.