Dau Tu Phat Trien Lang Song Da - Hoang Lien Joint Stock Company Address: No 2, Dien Bien Phu Street, Sa Pa Town, Sa Pa District, Lao Cai Province Enterprise code: 5300714276 Phone: 02143872079 Representative: Nguyen Thanh Kim Adress: No 3, 1 Hoang Ngoc Phach Lane, Lang Ha Ward, Dong Da District, Ha Noi City Sa Pa Town, Sa Pa District, Lao Cai ProvinceFounding date: 22 - 3 - 2016