Dich Vu Va Van Tai Duong Ngoc LTD Address: Cua Khau Coc Nam, Coc Nam Hamlet, Hoang Van Thu Commune, Tinh Lang Son, Viet Nam Enterprise code: 4900947697 Phone: 0362628994 Representative: Duong Hai Duong Hoang Van Thu Commune, Lang Son City, Lang Son ProvinceFounding date: 17 - 8 - 2026