Tranche Update on KC Co., Ltd.'s Equity Buyback Plan announced on June 20, 2022.

KC CO., LTD., formerly K.C.Tech CO., LTD. is a Korea-based company mainly engaged in the manufacture and sales of production equipment for semiconductors and displays. The Company’s products consist of chemical mechanical planarization (CMP) equipment for semiconductors, atomic layer deposition (ALD) systems, spinless coaters, track systems, 300 millimeter wet stations, wet stations for flat panel displays (FPDs), gas supply systems, ceria slurries and others. Through its subsidiaries, it also engages in the design, construction and manufacture of facilities for semiconductor and other industries. The Company distributes its products within domestic market and to overseas markets, including Mainland China, Taiwan and others.