Tu Van Thiet Ke Giam Sat Minh Hoang Joint Stock Company Address: Khanh An Hamlet, Thai Hoa Commune, Ham Yen District, Tuyen Quang Province Enterprise code: 5000803334 Phone: 0949570989 Representative: Nguyen Xuan Kien Adress: Khanh An Hamlet, Thai Hoa Commune, Ham Yen District, Tuyen Quang Province Thai Hoa Commune, Ham Yen District, Tuyen Quang ProvinceFounding date: 10 - 4 - 2014