Phat Trien Ky Thuat Xay Dung Hoang Ha Joint Stock Company Address: No 13, Nhi Chau Street, Nhi Chau Ward, Hai Duong City, Hai Duong Province Enterprise code: 0800912573 Phone: 0904096633 Representative: Bui Quang Ha Adress: No 13, Nhi Chau Street, Nhi Chau Ward, Hai Duong City, Hai Duong Province Nhi Chau Ward, Hai Duong City, Hai Duong ProvinceFounding date: 9 - 4 - 2011