A Su Wei North, Xiao Tang Shan Township, Chang Ping District

Originally founed by some engineers graduated from Tsinghua University ,CHN-TOP SCI&TECH CO;LTD is specializing in ultra hard cutting tools(PCD,PCBN,MD,ND,CVD diamonds) ;high precision equipme...

Queenbee Diamond Industrial Co.,Ltd is a leading producer of synthetic diamond,PDC and PCD in China.We can supply the above products in a full rang at a competitive price. Big size synthetic diamond i...