GEN-TSANG ENTERPRISE was established in Taiwan in 1981. After 20 years of efforts, our company has set up the first subsidiary - Jiaxing Hong Xiang Auto Parts Co., Ltd. in Zhejiang, China, in order to provide more competitive piston rings for our customers. In 2006, CEN-TSANG ENTERPRISE set up the second subsidiary in Hanoi, Vietnam, in order to expand the product range from piston rings to pistons. Thus, our company can provide more complete piston kits for our customers. Our company is able to provide more than 700,000 sets of various 3-piece oil rings, such as RIK, TP, PC, AE and NPR...