Recent，The group company applied for "A Method of Sand Fixation" and "A Method for Preventing and Control of Sand、Methods for Mesozoic Sedimentary Rock Loss" Two invention patents were authorized by the State Intellectual Property Office。so far，The group company has a total of 6 patents authorized for invention patents。

"A method of fixing sand", patent number: ZL 2011 1 0233256.3，This invention makes up for the defects or shortcomings of the existing technology，Provides a method of sand fixation，This method will be outdated、Mesozoic sedimentary rock as raw material mixed with sand，Renovate the sand，Making it suitable for vegetation growth，Increase the survival rate of plants。This method effectively fixes sand，Turn harm into treasure，Improved the environment in the desert area。

《A kind of prevention and treatment》、Methods of Mesozoic Sedimentary Rock Loss》，Patent number: ZL 2011 1 0233045.X，This invention makes up for the defects or shortcomings of the existing technology，Provides a way to reduce churn，This method uses sand as an improved raw material，Mixed with sedimentary rocks to form a composite layer with good physical dafabet mobile loginand chemical properties，Provide favorable growth conditions for plant growth，Increase vegetation coverage，Effectively prevents soil erosion in weathered sedimentary rocks，and verified by experiments，Plants grow well on this composite layer，High coverage。The method of the present invention improves ancient times、Ecological environment of Mesozoic sedimentary rock areas。(Contributed by: Engineering Technology Department)