In Japan, Cossis Semen is widely used in popular healthy drinking. To satisfy the demand of Japan organic food market, YWK has planted cossis semen in Moc Chau District, Son La Provice, a mountain area in North West of Viet Nam. The project also made the living standard of minor ethnic people in Moc Chau higher and higher. For YWK,this is also a big success which we get from this green project.