The hot work ticket shall be filled in by the person in charge of hot work. The hot work ticket shall be filled in and issued by the hot work ticket issuer. Hot working ticket is a kind of working ticket. According to the working ticket, handle the hot working ticket. Hot work tickets are divided into first-class hot work tickets and second-class hot work tickets, in which the first-class hot work ticket has a working time limit of 24 hours and the second-class hot work ticket has a working time limit of 5 days.