Vang Son LTD Address: Vat Lai Hamlet, Vat Lai Commune, Ba Vi District, Ha Noi City Enterprise code: 0500573224 Phone: 0243863794 Representative: Yen Nang Adress: Vatt Lai Hamlet, Ba Vi District, Ha Noi City Vat Lai Commune, Ba Vi District, Ha Noi CityFounding date: 30 - 11 - 2007