China Bainas Drilling Equipment Co., Ltd (BZ), one of the most complete manufacturers about the drilling bits and suppliers about the drilling tools. Supplying Tricone bits, PDC bits and Diamond bits with API certificate for petroleum, Engineering, mining, water well, Bridge and other products. The core products have been sold to more than 10 countries and regions. At the same time of developing, BZ is Committed to the maximum profits for the clients. Improve the drill manufacturing technology, and contribute all the power to development of the world's economy.

BZ was established in 1988 for Chinese petroleum factory launched a new round of drilling climax. With the center of nc machining, BZ built a flexible production line of drilling, Superhard materials production line and management of computer system (CIMS). laid a solid material and technical base for first-rate quality drilling bits. In the continuous improvement of the drilling technology, BZ has brought more profit for drilling industry.