Tap Doan O To Hoang Gia Joint Stock Company Address: Civil Group 9, Ha Dong District, Ha Noi City Enterprise code: 0104052080 Phone: 02439996488 Representative: Truong Cong Huan Adress: No 71, Tran Dang Ninh Street, Ha Dong District, Ha Noi City Ha Dong District, Ha Noi CityFounding date: 16 - 7 - 2009