Thiet Bi Vien Thong Sao Phuong Nam Joint Stock Company Address: 19 Dong Da, Ward 2, Tan Binh District, Ho Chi Minh City Enterprise code: 0305082818 Phone: 02839293737 Representative: Nguyen Huong Giang Adress: H13, 2 KP Sky Garden1, Tan Phong Ward, District 7, Ho Chi Minh City Ward 2, Tan Binh District, Ho Chi Minh CityFounding date: 24 - 7 - 2007