The invention discloses an automatic call bill generation method of an anti-accident exercise. The method is characterized in that a call processing server, a database server, an observation server, a WEB server, a monitoring terminal and multiple phones are included, and the monitoring terminal, the call processing server, the database server, the observation server and the WEB server are connected to a local area network of an automatic call bill system of the anti-accident exercise. The problem that an observer can distinguish the exercise process only via a hybrid single public address system is overcome, the training range and effect of anti-accident exercise are greatly improved, and the method can be used as an auxiliary input means of conversation content, and realizes rapid character live-broadcast of conversation of exercise.