Wuxi City Dongqun Steel Tube Co., Ltd. located in the scenic city of Yangtze River region ---- Wuxi binhu district, specializing in seamless hard-drawn steel tube of various types, is a member of material equipment department of China Petroleum & Chemical Corp. and No. 1 Energy purchasing network of China Petroleum Natural Gas Co., Ltd. The company was established in 1991, the company was put into production formally in …… [more]