SF Diamond Co., Ltd. engages in the research, development, manufacturing and sale of polycrystalline diamonds and related products. Its products include polycrystalline diamond compacts for oil & gas drilling, coal fields & mines, and cutting tools; polycrystalline diamond wire drawing die blanks and drawing dies; precision superhard tools; and mining tools. The company was founded by Hai Jiang Fang and Xiao Cheng Fu on March 5, 1997 and is headquartered in Zhengzhou, China.