Thuong Mai Va Xay Dung Hong Son Joint Stock Company Address: Huu Loc Hamlet, Van An, Chi Linh Town, Hai Duong Province Enterprise code: 0800297455 Phone: 02120881378 Representative: Tran Thi Huong. Adress: Huu Loc Hamlet, Van An, Chi Linh Town, Hai Duong Province Van An Ward, Chi Linh City, Hai Duong ProvinceFounding date: 12 - 7 - 2005