HONG KONG Vivo Fung Lok-yin is a shy, soft spoken 20-year-old from Hong Kong, but the moment Blackpink’s “Shut Down” blasts from the speakers, she comes alive. She levels a confident stare at her reflection in the mirror-covered studio as she dances to the hip-hop track, a tiny smirk gracing her face. You wouldn’t think that four years ago, she could barely look herself in the mirror while .