Phat Trien Giao Duc Thanh Dat LTD Address: No 609, Nguyen Van Cu Street, Civil Group 3, Khu 7a, Hong Hai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5702175056 Phone: 0925441248 Hong Hai Ward, Ha Long City, Quang Ninh ProvinceFounding date: