?? ?????? ?? ???? ?? ??? ?????, ???? ???? ?? ??? ???? ????. ???? ?? ??? ?? ?????? ???? ?? ??? ????, ?? ??? ?? ??? ??? ????. ???? ???? ?? ??? ?? ???? ??? ?? ?? ?? cutting-edge technology and green environment merge in Pyeongtaek Brain City ?? ?????? advanced ??? sustainable ??? ???? ??? ?????. ?? ???? ??? ???? ? ??? ??? ??????, eco-friendly ???