Lien Doanh Trach Nhiem Huu Han Sao Mai Address: Civil Group 17, Cam Thach Ward, Cam Pha City, Quang Ninh Province Enterprise code: 5700331341 Phone: 02143862890 Representative: Vu Thi Hai Adress: Civil Group 24, Cam Thach Ward, Cam Pha City, Quang Ninh Province Cam Thach Ward, Cam Pha City, Quang Ninh ProvinceFounding date: 19 - 2 - 2001