Phat Trien Cong Nghe Do Dac Ban Do Ha Long LTD Address: No 497, Nguyen Van Cu Street, Hong Hai Ward, Ha Long City, Quang Ninh Province Enterprise code: 5700392464 Phone: 02143835460 Representative: Vu Dinh Phong Adress: No 497, Nguyen Van Cu Street, Ha Long City, Quang Ninh Province Hong Hai Ward, Ha Long City, Quang Ninh ProvinceFounding date: 20 - 6 - 2002