Henan Yalong Diamond Tools Co.,Ltd was established in July 2001. It is mainly engaged in the research, production and sales of diamond powder, single crystal diamond, PDC, PCBN/PCD and its related products. In 2003, Our company was awarded “Good Credit Demonstration Unit”by Henan Provincial Government. In 2004, The PDC has passed the National Torch Plan Project. With the investment of RMB 40 million, Zhengzhou HaoCheng ultrahard tools Co., Ltd has been put in the production in July, 2014. It covers an area of about 74,000 square meters.  In the year of 2015,Henan Yalong diamond tools was listed formally.