Dau Tu Va Phat Trien Cong Nghe Van Duc Joint Stock Company Address: Lieu Xa Hamlet, Lieu Xa Commune, Yen My District, Hung Yen Province Enterprise code: 0900218908 Phone: 02213219632 Lieu Xa Commune, Yen My District, Hung Yen ProvinceFounding date: 25 - 11 - 2003