Supported partly by the National Natural Science Foundation of China (12261015, 61673008), Joint Fund Project of Guizhou University of Finance and Economics and Institute of International Trade and Economic Cooperation of Ministry of Commerce on Contiguous areas of extreme poverty Poor peasant psychological Poverty alleviation(2017SWBZD09), Hunan Natural Science Foundation (2020JJ4516), Hunan Provincial Key Foundation of Education Department (17A181), Hunan Key Laboratory of Mathematical Modeling and Scientific Computing.