Vien Thong Handream LTD Address: No 38, 145 Lien Mac Lane, Lien Mac Ward, Bac Tu Liem District, Ha Noi City Enterprise code: 0110952499 Phone: 0886865886 Representative: Doan Ngoc Han Lien Mac Ward, Bac Tu Liem District, Ha Noi CityFounding date: 11 - 2 - 2025