More Koyj Co., Ltd. news Koyj Co., Ltd.KRX: 121850 Koyj Wins 1.7 Billion Won Order Mar 9, 2026 at 6:56 AM UTC · TradingView As issuedPlain English KOYJ Co Ltd KRX:121850:KOYJ: WINS 1.7 BILLION WON ORDER