Zhejiang Xinda Electric Power Steel Tube Co., Ltd. is located at Xiaoshan Economical &Technical Development District, Hangzhou city, Zhejiang Province, China, with an acre of 116,666 square meters, workshop of 40,000m2, and registry capital RMB 50,000,000.The company was established in 2001. It mainly produces spiral double-side submerged weld pipe and the annual output is 40,000 tons. The company has two producing machines of 219 - 630 and 457 - 1420. In 2003, the company set foot in the market of longitudinal steel pipe and had two digital control bending machines, one set of plate unrolling and flatting machine, digital control cutting machine, linking machine for large pipe, advanced welding machine, highly automatic material cutting machine, rectifying and finishing machine, and testing equipment. The diameter of longitudinal weld steel pipe is from £p245 to£p2600. The products are mainly used for power plan construction, petroleum and natural gas transmission line, water supply and drainage in urban and rural area, industrial liquid transmission, construction piling and other steel structure project.
Meanwhile the company is famous for the manufacture of electric transmission steel tube tower and substation framework. It has produced the 500kV Qiantang river-crossing tower, Nanjing Sanjingkou steel tube tower which is 249.5 meters, Hubei Qianxian steel tower of height 203.7 meters, Ou river-crossing steel tube tower of height 178 meters. The welding of the tower and the substation framework is high quality, which won the high praise from the customers. The products have been exported to many countries, e.g. Philippine, Vietnam, Zambia etc.
In June 2003, the company passed ISO9001 quality management certificate and was granted with professional equipment manufacturing license for weld steel pipe (grade A and B) in October, in October. In February 2004, the company was granted with the membership of API (American Petroleum Institute). In Dec. 2005, the company passed three- system assessment for ISO9001 (quality), ISO14001 (Environment) and OHSAS 18001 (Occupation Healthy and Safety). In June 2007, it won class A"respect contract and credit enterprise".