Abstract: On the basis of the mathematical model developed,the applica-tion of the Chinese Land Resources Satellite as well as other remote sensingdata in evaluation of regional water resources are described in this paper.In addition,the use of the Chinese Land Resources Sateliite in land utiliza-tion investigation,cartography,and exploration of iron,uranium and petro-leum resources are discussed in detail.The economic and social benefits havebeen achieved through those studies.