Dau Tu Xay Dung Duc Duy Joint Stock Company Address: Street 20-9, Bac Ha Town, Bac Ha District, Lao Cai Province Enterprise code: 5300323258 Phone: 02143880878 Representative: Tran Van Mien Adress: Bao Nhai, Bac Ha Town, Bac Ha District, Lao Cai Province Bac Ha Town, Bac Ha District, Lao Cai ProvinceFounding date: 12 - 8 - 2009