Mobile World Congress 2022 to run for 4 days in Barcelona from Feb. 28 stocking 0 33 2022.02.28 14:44 https://youtu.be/8Dj3Yo5DuxE + 3 '모바일 올림픽' MWC 2022, 28일부터 바르셀로나에서 나흘간 열려 The world's largest mobile technology show... the annual ...