SF Diamond Co.,Ltd.'s Equity Buyback announced on December 8, 2022, has expired with 3,167,500 shares, representing 0.65% for CNY 39.99 million.

SF DIAMOND CO.,LTD is a China-based company principally engaged in the research, development, production and sale of polycrystalline diamond (PCD) and related products. The Company's main products include polycrystalline diamond compact for oil and gas drilling, diamond composite for coal and mining, diamond composite for cutting tools, polycrystalline diamond wire drawing blanks, picks, drills, road teeth, digging machine teeth, finished polycrystalline diamond molds, super-hard knives and diamond grinding wheels. The Company distributes its products in domestic market and to overseas markets.