Jiangsu Shuguang Oil Tools Limited is a joint venture and was set up by Jiangsu Shuguang Group Co., Ltd. and Grand Rig International Ltd. collectively. There are 146 workers in our company now including 2 senior engineers, 19 varied engineering technicians and 8 professional administrators. We mainly manufacture drill pipe tool joints, viper connectors, high strength water resistance drill tools and couplings, pup joints, casing heads, tubing spools,crossovers, lift nubbins, thread protectors and other related products. Our total investment is 4 million US dollars and registered capital is 3...