Shandong Tops PDC Bit Co., Ltd (hereafter abbreviated as TOPS) was established in 2001, located in the beautiful water city, Liaocheng. TOPS is a private enterprise integrated with professional R & D, design and manufacture of PDC bits.

TOPS accumulated and mastered the advanced manufacture processes and technologies of petroleum PDC drill bit, have a organized team with experienced engineering and technical personnel and manufacturing workforce, using the world's advanced special equipment and production lines for PDC bits, and established technical cooperation with several research institutions.

According to different geological conditions of domestic and international oil and natural gas fields, geological exploration and mine works, TOPS can design and produce a variety of full-hole PDC drill bits and coring PDC bits for various kinds users.

At present , TOPS products :6in to 9 1/2in  PDC bits for petroleum and natural gas, Φ(OD)49mm to Φ152mm different designed sintered matrix PDC bits for geological exploration and mine works ,have been widely used in several oil fields , mines and construction projects at home and abroad, achieved good use results and received considerable acclaim.

TOPS has obtained the certification of the ISO9001:2000 and API certification for the authority to use the API monogram. The registered trade mark of the PDC bits is “TOPS”托普森。TOPS has the right to import and export, and has been in the supplier network of Sinopec Group to ensure the company’s products trade freedom. Our products are exported to the Middle East, Iran, Turkey, Australia and other countries.

Since the establishment, TOPS always adhere to honesty as root, technology as the core, the quality as survival, in line with the principle of mutual benefit, supply the customers from domestic and international with the highest quality products, most reasonable price and good service.