Cong Nghe LDN Viet Nam Joint Stock Company Address: No 15, Nguyen Khoai Street, Bach Dang Ward, Hai Ba Trung District, Ha Noi City Enterprise code: 0107897329 Phone: 02466752286 Representative: Nguyen Duy Linh Adress: Khu 4, Vinh Tuong Town, Vinh Tuong District, Vinh Phuc Province Bach Dang Ward, Hai Ba Trung District, Ha Noi CityFounding date: 23 - 6 - 2017