Phat Trien Ky Thuat Cong Nghe DHK Joint Stock Company Address: KM 14.5, 1a Highway, Lien Ninh Commune, Thanh Tri District, Ha Noi City Enterprise code: 0102611304 Phone: 0246865905 Representative: Tran Xuan Ky Adress: No 37 Le Dai Hanh, Le Dai Hanh Ward, Hai Ba Trung District, Ha Noi City Lien Ninh Commune, Thanh Tri District, Ha Noi CityFounding date: 15 - 1 - 2008