Truong Mam Non Van Yen Huyen Van Don Address: Dai Mo Hamlet, Van Yen Commune, Van Yen Commune, Van Don District, Quang Ninh Province Enterprise code: 5701066262 Phone: 02033991894 Adress: Dong Son Hamlet, Van Don District, Quang Ninh Province Van Yen Commune, Van Don District, Quang Ninh ProvinceFounding date: 3 - 3 - 2009