Duong Man Joint Stock Company Address: No 01, TS 15 Street, Tien Son Industrial Zone, Hoan Son Commune, Tien Du District, Bac Ninh Province Enterprise code: 2300233009 Phone: 02223710082 Representative: Nguyen Huu Duong Adress: No 84, Doi Can Street, Doi Can Ward, Ba Dinh District, Ha Noi City Hoan Son Commune, Tien Du District, Bac Ninh ProvinceFounding date: 18 - 11 - 2002