Hoan Cau Hdo Joint Stock Company Address: Civil Group 99, Cam Phu Ward, Cam Pha City, Quang Ninh Province Enterprise code: 5700545826 Phone: 0203867897 Representative: Pham Thanh Danh Adress: 6a Civil Group, Cam Thinh, Cam Pha City, Quang Ninh Province Cam Phu Ward, Cam Pha City, Quang Ninh ProvinceFounding date: 13 - 5 - 2005