Vien Thong Van Phong Joint Stock Company Address: L20 Nguyen Huu Tho, Him Lam Residential Area, Tan Hung Ward, District 7, Ho Chi Minh City Enterprise code: 0311374946 Phone: 02862647475 Representative: Hoang Ngoc Loi Adress: 87D1 Hoa Hung, Ward 12, District 10, Ho Chi Minh City Tan Hung Ward, District 7, Ho Chi Minh CityFounding date: 29 - 11 - 2011