Cty TNHH Ky Thuat Moi Truong Duong Ha Address: 20/21B Phan Huy Ich, Ward 14, Ward 14, Go Vap District, Ho Chi Minh City Enterprise code: 0309944229 Phone: 02839874873 Representative: Dinh Thi Hong Suong Adress: 20/21B Phan Huy Ich P.14, Ward 14, Go Vap District, Ho Chi Minh City Ward 14, Go Vap District, Ho Chi Minh CityFounding date: 10 - 4 - 2010