?? ?????? ??? ?? ??? ?????, ???? ???? ??? ???? ????. ??? ?? ??? ?? ?????? ??? ?? ??? ????, ?? ??? ?? ??? ??? ????. ???? ???? ?? ??? ?? ???? ??? ?? ?? ?? the convergence of advanced technology and a sustainable ecosystem defines Pyeongtaek Brain City ?? ?????? ???? ??? eco-friendly ??? ???? combined ?????. ?? ???? ??? ???? ? connected urban env