Ky Thuat Thuong Mai Bigblue LTD Address: 6th Floor, Viet A Building, No 9, Duy Tan Street, Dich Vong Hau Ward, Cau Giay District, Ha Noi City Enterprise code: 0107071204 Phone: 0936381682 Representative: Pham Tien Duy Adress: Du Ngoai Hamlet, Mai Lam Commune, Dong Anh District, Ha Noi City Dich Vong Hau Ward, Cau Giay District, Ha Noi CityFounding date: 29 - 10 - 2015