Dau Tu Va Phat Trien Thanh An Joint Stock Company Address: No 7, TS5 Street, Tien Son Industrial Zone, Hoan Son Commune, Tien Du District, Bac Ninh Province Enterprise code: 2300647962 Phone: 02223714034 Representative: Nguyen Ngoc Ngan Adress: No 85 Hang Bong, Hang Bong Ward, Hoan Kiem District, Ha Noi City Hoan Son Commune, Tien Du District, Bac Ninh ProvinceFounding date: 19 - 5 - 2011