Ключевые слова: app, casual, chinese, circle, closeup, communication, companion, compete, contacts, device, digital, email address, exchange, exchange addresses, friend, friends, game, hands, japanese, korean, lifestyle, line, matching, meeting, men, men and women, mobile, number exchange, outdoors, parks, party, party play, people, person, phone, phone number, receiving, sending, sending and receiving, smartphone, smartphone games, smartphones, sns, taiwanese, technology, up, women, young, young people mail share share,