Dv-Tm-Cong Nghe Vien Thong Van Khanh LTD Address: No 15/6 Hai Ba Trung, Ward 6, Da Lat City, Lam Dong Province Enterprise code: 5801354722 Phone: 0919795363 Representative: Nguyen Thi Khanh Ward 6, Da Lat City, Lam Dong ProvinceFounding date: 19 - 10 - 2017