Yifan Mine Industry ltd is intend to develop Chinese and Oversea markets,find new partners to join us with sandstone mountain exploitation.Weclome to make a agreement with us as We would like to provide all needed documents on mine exploitaion if you are interested in this investment area.Now we have a range of 2km sandstone mountain at Shanxi Province,and all needed documents on Mine Exploitation we have already done,please feel free to contact me at yifanruan at gmail.com if you are willing to have more information.