Thuong Mai Ky Thuat Va Dich Vu Doan Hong LTD Address: Civil Group 3, Khu 2, Gieng Day Ward, Ha Long City, Quang Ninh Province Enterprise code: 5701797784 Phone: 0987755462 Representative: Doan Thi Hong Adress: Civil Group 3, Khu 2, Gieng Day Ward, Ha Long City, Quang Ninh Province Gieng Day Ward, Ha Long City, Quang Ninh ProvinceFounding date: 23 - 2 - 2016