Hunan Steel Industrial was founded in 1978 and our enterprise is the predecessor of branch of China's oil pipeline and gas pipeline science research institute, as the most authoritative pipeline engineering research institute, consists of eight backbone institute and line pipe bureau postdoctoral research stations, oil and gas pipe is "safe" the main body of the national engineering laboratory on units, is China technology center and plumbing contractor as well as carbon steel pipe supplier branch of China welding association director branch pipe welding unit, and a large number of sophisticated equipment and high-end talent in pipeline engineering materials, pipe welding technology, piping, special tools and pipeline construction technology, pipeline corrosion protection technology, piping nondestructive testing technology, pipeline safety evaluation, pipe information standard eight fields a leading domestic level, undertake and fulfill the country and provincial key technology research projects more than 200 items, has a number of national patent results at home and abroad, and key pipeline engineering application widely.

As a professional manufacturer of steel products , we have invested six factories throughout China,which are Hunan Great Steel Pipe Co., Ltd.,Hunan Longshengda Steel Pipe Co.,Ltd., Hebei Litonglian Seamless Steel Pipe Co., Ltd., Guangzhou Juyi Steel Pipe Co.,Ltd ,Cangzhou City Sined Steel Pipe Group Co.,Ltd. and Liaoyang Xingde Large Steel Pipe Plant. Our main products are seamless steel pipes, ERW, SSAW, LSAW pipes with production capacity of 2,000,000MT per year.