We adhere to the service concept of "understand service better understand you", but also try to define the relationship between service and technology in the new era. By holding this maintenance skills competition, we stimulated the enthusiasm and creativity of employees, actively guided the enthusiasm of employees to learn technology, improved their professional knowledge and skills, and stressed that The win-win relationship between competition and cooperation has been strengthened, and the service consciousness has been strengthened, so as to comprehensively improve the quality level of our LINVOL elevator after-sales maintenance service.