the digital work ticket and operation ticket system is an intelligent error-proof system based on the applications of graphic ticket issuance and mobile operation of work tickets and operation tickets. it is established on the basis of an “error-proof system”, adopts “iot-based palm smart terminal”, “edge digital electronic ticket” and other technologies and realizes in-depth applications of electronic work tickets and operation tickets, with the palm smart terminal as a carrier. in focus on field operation management, regulation of personnel behaviors and other work safety concepts, the system realizes digital management of work tickets and operation tickets characterized by online work ticket and operation ticket service, mobile operation and transparent information, achieving the purpose of overall improvement of the safety level, quality level and work efficiency of personnel, power grid and equipment, promoting digital transformation of the tradtional grid operation and providing support for the development of digital teams.