Phat Trien Cong Nghe Long Hai Joint Stock Company Address: No 250, Lane 364, Giai Phong Street, Thinh Liet Ward, Hoang Mai District, Ha Noi City Enterprise code: 0106150372 Phone: 02438640088 Representative: Duong Thanh Long Adress: 3 Dong Quarter, Yen Lac Town, Yen Lac District, Vinh Phuc Province Thinh Liet Ward, Hoang Mai District, Ha Noi CityFounding date: 12 - 4 - 2013