Abstract: The electric weld stretch reducing mill (EWSR) plant is capable of producing blank pipes for processing OCTG. Briefed here in the paper is the first EWSR production line imported as a whole line, and located in Baoji Petroleum Steel Pipe Co., Ltd., covering such aspects as the process layout, technological parameters, equipment composition and features, etc. The newly-built pipe production line will be helpful to improving the technology level of domestic OCTG manufacturing circles.