Cong Trinh Bell Duc Group Joint Stock Company Address: 2nd Floor, TT20-83, KDT Moi Van Phu, Van Khe Street, Kien Hung Ward, Ha Noi Town, Viet Nam, Ha Noi City Enterprise code: 0111548218 Phone: 0961247770 Representative: Le Khanh Toan Kien Hung Ward, Dong Da District, Ha Noi CityFounding date: 24 - 6 - 2026