Phat Trien Giao Duc Va Cong Nghe HTC Joint Stock Company Address: No 2, Khoi 6, Bac Ha Ward, Ha Tinh City, Ha Tinh Province Enterprise code: 3000364355 Phone: 0239858165 Representative: Le Khanh Toan Adress: No 2, Khoi 6, Bac Ha Ward, Ha Tinh City, Ha Tinh Province Bac Ha Ward, Ha Tinh City, Ha Tinh ProvinceFounding date: 23 - 9 - 2005