Tu Van Cong Nghe Hoang Gia LTD Address: 79C Dien Bien Phu, Da Kao Ward, District 1, Ho Chi Minh City Enterprise code: 0308168421 Phone: 02839970609 Representative: Dinh Thi Yen Thi Adress: Hamlet 2, Phuoc Lap Commune, Tan Phuoc District, Tien Giang Province Da Kao Ward, District 1, Ho Chi Minh CityFounding date: 23 - 4 - 2009