Cong Nghe Moi Truong Va Xay Dung Vienco LTD Address: 23, Street No 1, Hiep An Residential Area, Ward 5, District 8, Ho Chi Minh City Enterprise code: 0311494400 Phone: 0939100581 Representative: Le Tan Nguyen Khanh Adress: 69 Tai Thiet, Ward 11, Tan Binh District, Ho Chi Minh City Ward 5, District 8, Ho Chi Minh CityFounding date: 14 - 1 - 2012