Risks concerning policy, legal affairs, natural disasters, market and finance in the business operation of tobacco grower's cooperatives in Hunan province were identified and analyzed through field investigation. Assessment chart was introduced to evaluate the probability and impact of risks, on the basis of which this paper put forward a series of responding measures including risk avoidance, risk control, risk transfer and risk compensation so as to strengthen the cooperatives risk management and thus to establish a well-rounded management me...