“毒奶粉”事件发生前后,消费者对乳制品行业产生了明显的信任危机。本文利用传播学的理论在不同的时间段对受众的信任变化进行分析,得出了相应的应对策略,以达到更好的处理此次危机事件。同时这也可供其他行业借鉴。 Before and after the “poison milk” incident, consumers had a clear crisis of confidence in the dairy industry. In this paper, we use the theory of communication to analyze the change of trust of audiences in different time periods and come up with corresponding coping strategies to achieve a better handling of the crisis. At the same time this can also be used for reference by other industries.