Tiep Van & Giai Phap Cong Nghe M.A.T.R.I.X Joint Stock Company Address: C4, Alley 1/44, Lane 1, Phan Dinh Giot Street, Phuong Liet Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0101510261 Phone: 0246441975 Representative: Trinh Bao Ngoc Adress: No 20 Nhue Giang, Ha Dong District, Ha Noi City Phuong Liet Ward, Thanh Xuan District, Ha Noi CityFounding date: 22 - 7 - 2004