Cong Nghe Thong Tin Thanh Chung Joint Stock Company Address: 410 K9 Bach Khoa, Bach Khoa Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0101493827 Phone: 0248680380 Representative: Ha Ngoc Chung Adress: 203 Binh Gia, Ward 8, Vung Tau City, Ba Ria Vung Tau Province Bach Khoa Ward, Hai Ba Trung District, Ha Noi CityFounding date: 8 - 6 - 2004