Thuy Nga Joint Stock Company Address: Khu Ii, That Khe Town, Trang Dinh District, Lang Son Province Enterprise code: 4900268737 Phone: 0915402040 Representative: Tran Thi Nga Adress: Keo Quang Hamlet, Chi Lang Commune, Trang Dinh District, Lang Son Province That Khe Town, Trang Dinh District, Lang Son ProvinceFounding date: 21 - 1 - 2008