Mr Vo Thai Lam CEO of Yen viet Company.one of the pioneers in building up the swallow Yen sao very successful said that he worked in Sport field for a while then on an occasion of attending Seminar of sport nutrient drink in Malaysia, he was invited to use a kind of nutritional drink from swallow birds nest, which known to have a good health yen to nuoc yen
DBSK and SuperJunior