We stick to the principle of quality first, service first, continuous improvement and innovation to meet the customers for the management and zero defect, zero complaints as the quality objective. To perfect our service, we provide the products with the good quality at the reasonable price for drilling rig bit 10 5/8″, WCB CHECK VAVE, CLASS 250 METAL SEAT GATE VALVE, 311mm cone bit for drilling,pilot drilling board bit. We have exported to more than 40 countries and regions, which have gained good reputation from our costumers all over the world. The product will supply to all over the world, such as Europe, America, Australia,Wellington, Amman,Latvia, Uruguay.Our staffs are adhering to the Integrity-based and Interactive Development spirit, and the tenet of high quality Quality with Excellent Service. According to the needs of every customer, we provide customized & personalized services to help customers achieve their goals successfully. Welcome clients from home and abroad to call and inquire!