Thuong Mai Va San Xuat Ngoc Sang LTD Address: Da Hoi Quarter, Chau Khe Ward, Tu Son Town, Bac Ninh Province Enterprise code: 2300746018 Phone: 02223834475 Representative: Tran Thi Minh Chau Khe Ward, Tu Son City, Bac Ninh ProvinceFounding date: 24 - 7 - 2012