Nguyen Tung Lam, a 16-year-old high school student in Hanoi, uses Japanese mobile messaging service Line to chat with his girlfriend because she “likes the cute icons such as the teddy bear and bunny”.
Doan Nguyen Trang, another Vietnamese teenager, prefers South Korea’s KakaoTalk app because it is promoted by a wildly popular Korean boy band.
“I use KakaoTalk because Big Bang also use it and they are number one; I love them,” says the 14-year-old.
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