Objective: To investigate mental health of home- going peasant- workers during the Spring Festival. Methods: the peasant-workers were random - sampling surveyed by SCL - 90. Results: The 245 surveyed peasant - workers had higher scores than Chinese adult male norm in all factors of SCL- 90 (P〈0.001), their mental health states were not obvious related to gender, culture degree, income and the time as peasant - worker. Conclusion: the mental health conditions of the home - going peasant - workers during the Spring Festival were very bad; ...