Miniature enterprises established by returning migrant workers play an important role in rural economy; its growth can be divided into operating growth, production growth and reserve growth. Based on the survey data of 269 business migrants of Lanshan, Anhua, Jiahe and Yueyang county, Hunan province, used Multiple Logistic regression analysis method, this paper analyzed the influencing factors and found that: These factors like entrepreneurs' communication skills, operation and management ability, opportunity recognition ability, the market share, price advantage, family labor, family burden, ...