No.819 B District Unit B One Building FuChen Plaza, Changzhou, Jiangsu, China,New North District
 The company is located in Changzhou high techIndustrial Development Zone, with the advantage be richly endowedby nature. It east to Shanghai Wuxi, West Nanjing, North pillowYangtze River, has lead all directions of traffic advantage,the Beijing High-speed Rail, Nanjing Expresswaythrough city, west airport, ...
octg -- ( tubing, casing, coupling for casing and tubing, drill pipe , tool joint, act)