Drill Pipe Manufacturer, Drill Collar, Hwdp Supplier - TianJin Shiruida Machinery Import & Export Co., Ltd.
Tianjin, China
Main products: Drill Pipe, Drill Collar, Hwdp, Casing, Tubing, Linepipe, More, Company Introduction, Production Capacity, SHIRUIDA, One of China Largest Oilfield Tubular Manufacturers &Exporter