Westerntech Viet Nam Joint Stock Company Address: No 1, Lane 2, Vuong Thua Vu Street, Khuong Trung Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0102131058 Phone: 02466756815 Representative: Mai Van Tiem Adress: P202 Chung Cu N04B2, Dich Vong Ward, Cau Giay District, Ha Noi City Khuong Trung Ward, Thanh Xuan District, Ha Noi CityFounding date: 5 - 1 - 2007