Kinh Doanh Dai Ngan LTD Address: No 196, Van Vi Street, Khoi Tran Quang Khai 2, Chi Lang Ward, Lang Son City, Lang Son Province Enterprise code: 4900887550 Phone: 0966808388 Representative: Nguyen Van Khanh Chi Lang Ward, Lang Son City, Lang Son ProvinceFounding date: 18 - 5 - 2022