Dau Tu Phat Trien Cong Nghe So Joint Stock Company Address: No 781/a46 Le Hong Phong, Ward 12, District 10, Ho Chi Minh City Enterprise code: 0309966631 Phone: 02838622644 Representative: Nguyen Van Thanh Adress: Lap Tri, Minh Tri Commune, Soc Son District, Ha Noi City Ward 12, District 10, Ho Chi Minh CityFounding date: 16 - 4 - 2010