Lien Ket Luat Nam Son LTD Address: No 29, Street 407 Vinh Hung Street, Vinh Hung Ward, Hoang Mai District, Ha Noi City Enterprise code: 0111397978 Phone: 0931463905 Representative: Tran Thi Vinh Hung Ward, Hoang Mai District, Ha Noi CityFounding date: 3 - 3 - 2026