Barcelona: Shown are Samsung Electronics Co.'s Galaxy S9 smartphones introduced at an event in Barcelona on Feb. 25, 2018. (Yonhap/IANS)moreBarcelona: Koh Dong-jin, who heads the IT & Mobile Communications Division of Samsung Electronics Co., introduces the Galaxy S9 smartphones at an event in Barcelona on Feb. 25, 2018. (Yonhap/IANS)moreBarcelona: Shown are Samsung Electronics Co.'s Galaxy S9 smartphones introduced at an event in Barcelona on Feb. 25, 2018. (Yonhap/IANS)more