Chi Nhanh � Cong Ty TNHH Thuong Mai Va Dich Vu Ky Thuat Tan Sang Address: 3rd Floor, No 5 Cao Thang, Thanh Binh Ward, Hai Chau District, Da Nang City Enterprise code: 0312044958-002 Phone: 02835100986 Representative: Nguyen Thi Tuyet Trinh Thanh Binh Ward, Hai Chau District, Da Nang CityFounding date: 23 - 9 - 2021