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Abstract: In this paper, the market value method, shadow engineering method, opportunity cost method, substitute expense method and data of investigate are used to value the ecosystem service functions of the plain forestry in China. The valuation reveals that the total ecological value is estimated up to RMB 3097.49×108 Yuan per annum, of which, about RMB 306.77×108 Yuan is of the output of standing trees, about RMB 903.15×108 Yuan of erosion control, about RMB 496.39×108 Yuan of carbon fixation and oxygen production, about RMB 948.41×108 Yuan of air quality purifying, about RMB 393.78×108 Yuan of reducing wind and stabilizing sand, and about RMB 48.98×108 Yuan of recreation and ecotourism. the ecosystem service functions of the plain forestry in China provides the average value of RMB 12346.26 Yuan/(hm2·a). Compared to the direct benefits of forest ecosystem, indirect benefits are more important for the survival of human being. [Copyright &y& Elsevier]