Cong Nghe Song Han Joint Stock Company Address: 14 Ly Tu Trong, Thach Thang Ward, Hai Chau District, Da Nang City Enterprise code: 0401925926 Phone: 02362246761 Representative: Nguyen Van Minh Viet Thach Thang Ward, Hai Chau District, Da Nang CityFounding date: 21 - 9 - 2018