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