Based on the study of straw resources at home and abroad,this paper,by categorizing provinces in China into seven groups in terms of level of industrialization,studies the utilization of straw biomass in China using EEMD and BPNN.It takes the year 2015 as baseline scenario and makes assumptions on two scenarios for 2020 to analyze the contribution potential of straw utilization to energy conservation and emission reduction.The results show that if the utilization rate of straw-converted biomass in China inc...