Van Phong Dang Ky Quyen Su Dung Dat Address: Khoai Chau Town, Khoai Chau Town, Khoai Chau District, Hung Yen Province Enterprise code: 0900406524 Phone: 02213910003 Khoai Chau Town, Khoai Chau District, Hung Yen ProvinceFounding date: 8 - 5 - 2009