Phat Trien Cong Nghe Truc Tuyen Viet Nam Joint Stock Company Address: Lot 18, Tap The Can Bo Y Te Cau Giay, Cau Giay District, Ha Noi City Enterprise code: 0104404543 Phone: 02422138896 Representative: Nguyen Truong Tho Adress: No 40, Civil Group 15, Kien An District, Hai Phong City Cau Giay District, Ha Noi CityFounding date: 29 - 1 - 2010