Originally founded by graduates from Tsinghua University, CHN-TOP SCI & TECH CO., LTD. is a high-tech enterprise specialized in diamond tools (PCD, PCBN, MD, ND, CVD) industries, producing high precision processing equipments (PCD/PCBN tools'grinders, vacuum brazing machines, laser cutting and engraving machines, laser processing center). We offer pre-machining services (PCD/PCBN laser cutting, tools brazing, chip breaker engraving, lapping and polishing, etc. ), and distribute world famous PCD/PCBN blanks. Also supply professional consultation and advanced technical services. We are your only one stop factory in the field of ultra-hard materials processing with a good reputa廿on in the global market.