Chongqing Ou Yi Education School and Jiangmen Oscar Vocational Training School. Official website, a training school, shows that Chongqing Ou Yi Education School is located at two intersections in Yuzhong District, which is a vocational training school integrating cake, milk tea and wine mixing. Jiangmen Oscar Vocational Training School is a professional bartender vocational training school, located in Jianshe Road, Jiangmen City. Wine blending is the process of mixing different wines or adding various drinks to make wines with various flavors.