Vien Tieu Chuan Chat Luong Viet Nam Address: No 8, Hoang Quoc Viet Street, Cau Giay District, Ha Noi City Enterprise code: 0100111835 Phone: 0247562807 Representative: Pho Duc Son Adress: No 21, 25 Phan Dinh Phung Lane, Ba Dinh District, Ha Noi City Cau Giay District, Ha Noi CityFounding date: 22 - 5 - 1998