Thanh Hong Address: Dong Cao Hamlet, Thong Nhat Commune, Hoanh Bo District, Quang Ninh Province Enterprise code: 5700524382 Phone: 0203699256 Representative: Dang Thanh Hong Adress: Dong Cao Hamlet, Thong Nhat Commune, Hoanh Bo District, Quang Ninh Province Thong Nhat Commune, Hoanh Bo District, Quang Ninh ProvinceFounding date: 29 - 12 - 2004