Lien Doan Lao Dong Huyen Tam Duong Address: Hop Hoa Town, Hop Hoa Town, Tam Duong District, Vinh Phuc Province Enterprise code: 2500366711 Phone: 02113833169 Hop Hoa Town, Tam Duong District, Vinh Phuc ProvinceFounding date: 22 - 7 - 2009