Zhengzhou Sino-Crystal Diamond Joint-stock co., ltd was established in December, 2004, with registered capital 114 million, which is located in No.24, Dongqing Street, Zhengzhou High & New Technology Industries Development Zone. It is a unit which is under the Research Center of Zhengzhou Diamond and Related Products Engineering Technology, as well as a leading enterprise of state superhard material industry base, state high & new technology enterprise and fifty well-developed enterprises in Henan province.
