Phat Trien Tri Thuc LTD Address: 71/33B, Street No 6, Quarter 3, Tang Nhon Phu B Ward, District 9, Ho Chi Minh City Enterprise code: 0310721185 Phone: 02838688524 Representative: Pham The Tuong Tang Nhon Phu B Ward, District 9, Ho Chi Minh CityFounding date: 25 - 3 - 2011