The operator of electrolytic hydrogen production is a special post. The special type of work stipulated by the state refers to the position where the working conditions in the workplace are dangerous, which will cause harm to oneself, people around and the environment and is prone to safety accidents. The operation of electrolytic hydrogen production belongs to the post prone to safety accidents. Aluminum workers in electrolytic aluminum plants are special types of work, and all special types of work can apply for retirement five years in advance.