Abstract: ObjectiveFactor analysis on affecting the natural rubber farmers to join cooperatives in Hainan was conduct-ed to provide references for government decision-making and related research. MethodQuestionnaire and empirical research were applied to analyze a lot of affecting materials factors on natural rubber farmers to join cooperative by using logistic model based on 306 natural rubber farmers’ data from 5 areas in Hainan Province. ResultThe results showed that degree of edu-cation, degree of cognition on cooperative, scale of natural rubber farm, supply of production materials, and degree of satis-faction about other cooperatives were the most notable factors affecting natural rubber farmers’ aspiration of joining the spe-cialized cooperatives. The first four factors were in positive change relations, while the last one was in negative change relation.SuggestionThe government should strengthen the propaganda and education, set up role models and improve working effi-ciency to enhance the willing of farmers joining the specialized cooperatives and promote sustainable development of rubber industry in Hainan.