Dau Tu Phat Trien Dia Oc Son Ha LTD Address: Kim Hoang Hamlet, Van Canh Commune, Hoai Duc District, Ha Noi City Enterprise code: 0109801311 Phone: 0973208129 Representative: Nguyen Sy Ha Van Canh Commune, Hoai Duc District, Ha Noi CityFounding date: 3 - 11 - 2021