In order to prevent work safety accidents from occurring and gather some information valuable for enterprises’ safety in production, enterprises should build a reporting system with no-penalty. Establishing the system should be followed by the principle of voluntariness, confidentiality and no-penalty. Under the situation where the enterprise staff’s near miss is caused by negligence, hasn’t led to dangerous consequences and he/she makes self-report without delay, staffs shall be exempted from punishment. With the purpose of guaranteeing the operation of the system, a perfect reporting procedure should be set up. Meanwhile, the article also researches into some other problems such as the countermeasures of the enterprise staff’s not making self-report in the process of implementing the system, defining the scope of self-report clearly, carrying out error correction measures and so on.