No. 14 Nguyen Dang Dao (rented booth of Trung Viet Trung Electronic International Trade Center Co., Ltd.), Tien An Ward, Bac Ninh City, Bac Ninh Province
No. 20 Adjacent to 14, Housing area for officers of Departments B42, B57, General Department V, Ministry of Public Security, Tan Trieu Commune, Thanh Tri District, Hanoi City