Hebei ruishi bits manufacturing C., Ltd was established in 1990, it is engaged in diamond drill bit and drilling tool research and development, design and manufacture, sales and service of specialized companies, the company is located in Renqiu of Jizhong Plain, which is rich in oil resources. Renqiu is also the location of Huabei Oilfield.

The company has a number of experts experienced in bit design of drilling technology, and is equipment with 5-axis machining center, NC lathes and NC sintering furnace, Ring sewing machine and other advanced production equipment. We are using domestic and foreign advanced professional design software, and doing continous is covering all sizes of the 2'-26'bit.

Ruishi has been promoting the comprehensive qoality managment and focus on the customer's demand. In order to ensure the stability of quality and the excellent performance of the bit, we strictly comply with the ISO9001 quality management system and ISO14001 environmental management system and OHSAS18001 Occupational health and safety management system in the enterprise operation, and strictly implement API Spec7-1 quality management standards in the process of production.

As the first grade supplier for Sinopec, CNPC and CNOOC, Ruishi's products are widely used in the Traim, Tuha, Changqing, Dagang, Zhongyuan, Jidong, Huabei and other major oil fields. Ruishi has also established long-term strategic partnership with these oil fields. We been highly recognized by the stability of excellent product quality and timely and thoughtful service. The company's products have been widely exported to North America, the Middle East, Russia and other countries and regions.

"Excellence Quality, Honest and Faithful, Innovation and Improvement, Satisfied service". Hebei Ruishi Bits Manufacturing Co., Ltd is willing to cooperated with customers honestly and obtain the result of mutual win.