In An Quang Cao Duong Thi Joint Stock Company Address: 178 Tran Van Du, Ward 13, Tan Binh District, Ho Chi Minh City Enterprise code: 0310908560 Phone: 0949061488 Representative: Le Ba Tuy Adress: Civil Group 6, Dak Ha Town, Dak Ha District, Kon Tum Province Ward 13, Tan Binh District, Ho Chi Minh CityFounding date: 9 - 6 - 2011