Shandong TOPS PDC Bit Co.. Ltd. was established in 2001, located in Liaocheng, Shandong Province. TOPS is a hi-tech private enterprise integrated with R&D, design and manufacturing of PDC bits.



TOPS has accumulated and mastered the advanced manufacture processes and technologies of various kinds of drill bits for geothermal, water well, natural gas and oil well drilling. We have an organized team with experienced engineering and technical personnel and manufacturing working force, use the ...