ZHEJIANG SHANGZHONG PISTON RING CO., LTD
ZHEJIANG SHANGZHONG PISTON RING CO., LTD has stopped the production officially from now on. As a consequence, three companies have been combined to one company named ANHUI SHANGZHONG PISTON RING CO., LTD. In addition, the new company can produce more than 5000 categories of piston ring, and can control the production from raw materials to finished products efficiently and effectively.