Techem Viet Nam Joint Stock Company Address: 19th Floor, Thang Long Building, No 98 Nguy Nhu Kon Tum, Nhan Chinh Ward, Thanh Xuan District, Ha Noi City Enterprise code: 0107475623 Phone: 02462600929 Representative: Nguyen Thi Chi Adress: No 40 Duong Quang Ham, Quan Hoa Ward, Cau Giay District, Ha Noi City Nhan Chinh Ward, Thanh Xuan District, Ha Noi CityFounding date: 15 - 6 - 2016