As an efficient and reliable construction machinery, Liugong loaders are widely used in various construction, mines, ports and other workplaces. In the process of daily use, in order to ensure the normal operation of the machine and prolong the service life, it is particularly important to carry out regular maintenance and maintenance of the loader. Among them, the regenerative switch is an important part of the electrical system of the loader, and its performance directly affects the overall operation effect of the loader. For the keyword of Liugong loader regeneration switch, we can naturally integrate it into the article through reasonable layout and density control, and improve the relevance and readability of the article.