Xuzhou oilfield equipment Co., Ltd .and Xuzhou E&P Petroleum Equipment Co.,Ltd are belonging to the same Group. We both share the resources( Including the manpower, equipment and certificates) and sale products together. We are specializing in producing API 5CT tubing couplings, casing couplings and wellhead fittings, with more than 17 years experience. It is situated in the national level development zone of Xuzhou city, Jiangsu province, China. Over 30000 m²area is occupied, and more than 150 staff are employed and hundreds of mechanical processing equipment are owned by it. The annual production capacity is over 2 million couplings. It has more than one hundred types of products covering all the specifications from 2-3/8”to 20”,and the steel grade including J55, K55, N-80,L-80, P110,Q-125,etc. In addition, we also can manufacture various customized floating collars, floating shoes, pipe couplings, sucker rod couplings, tubing nipple and other products,etc.