Cong Nghe Nang Sai Gon Joint Stock Company Address: 15, Chien Thang Lane, Tho Quan Ward, Tho Quan Ward, Dong Da District, Ha Noi City Enterprise code: 0103145737 Phone: 0903213861 Representative: Nguyen Anh Thuan Adress: 609/36 Nguyen Dinh Chieu, Ward 2, District 3, Ho Chi Minh City Tho Quan Ward, Dong Da District, Ha Noi CityFounding date: 6 - 1 - 2009