Dich Vu San Xuat Quang Son Food LTD Address: No 39, Hoang Quoc Viet Street, Ky Lua Ward, Cao Loc District, Lang Son Province Enterprise code: 4900941335 Phone: 0949950399 Representative: Trinh Thi Hoai Huong Cao Loc District, Lang Son ProvinceFounding date: 18 - 3 - 2026