Tianjin Shiruida Machinery Import and Export Company is located in the Bonded Area in Tianjin port of China, which is a comprehensive foreign trade company involved in the import and export business on petroleum drilling tools and drilling rigs. Key Products: Petroleum Drill pipe, Drill collar, Spiral Drill Collar, High Weight Drill Pipe, Pup joint, Casing, Tubing, Oilfield tubulars.