Vien Du LTD Address: Khu Nga Tu Hoang Thach, Mao Khe Town, Dong Trieu Town, Quang Ninh Province Enterprise code: 5700480223 Phone: 0203676767 Representative: Nguyen Dinh Du Adress: Don Son Hamlet, Yen Duc Commune, Dong Trieu Town, Quang Ninh Province Mao Khe Town, Dong Trieu Town, Quang Ninh ProvinceFounding date: 27 - 2 - 2004