Jiangsu Changbao Steeltube Co., Ltd

The company is a high-tech enterprise of Jiangsu Province engaged in steel pipe production and one of Jiangsu’s first professional enterprises producing seamless steel pipes. The company and its subsidiaries mainly produce steel pipe products specified for oil well pipes and high-pressure boiler pipes. Its brand “Huanqiu” seamless steel pipe is regarded as Jiangsu Provincial Name Brand. In 2009, C90 H2S-resisting erosive oil pipe was recognized as a high-tech product by Jiangsu Provincial Science &…