Stage engineering refers to the newly built and renovated projects of stage lighting, stage sound, stage machinery, stage supervision system and pipelines in theatres and other performance venues.

"Stage engineering enterprise" refers to the enterprise engaged in the design of stage engineering and equipment configuration, installation, commissioning, system maintenance and technical training.

The professional and technical qualification assessment of stage engineering enterprises in China's performance industry is organized and implemented by the China Performance Industry Association. The institutions recognized by the China Performance Industry Association are responsible for the specific implementation of the qualification assessment, annual inspection, upgrading, certificate exchange and other related work.