Cong Nghe Va Duoc Pham Tri Tam Joint Stock Company Address: No 23, Dong Cac Street, O Cho Dua Ward, Dong Da District, Ha Noi City Enterprise code: 0107817690 Phone: 0974463488 Representative: Le Thi Mai Lien O Cho Dua Ward, Dong Da District, Ha Noi CityFounding date: 24 - 4 - 2017