Van Hanh Omac Joint Stock Company Address: No 34, Lane 57, Nguyen Khanh Toan Street, Dich Vong Ward, Cau Giay District, Ha Noi City Enterprise code: 0109214955 Phone: 02035972522 Representative: Tran Duc Tuan Adress: Van Bao Hamlet, Son Nam Commune, Son Duong District, Tuyen Quang Province Dich Vong Ward, Cau Giay District, Ha Noi CityFounding date: 10 - 6 - 2020