With the implementation of new civil aviation regulations, power bank labels have become more demanding. In recent years, with the popularity of portable electronic devices, power banks have become a must-have for people when traveling. However, due to the frequent aviation safety accidents caused by inferior power banks, the Civil Aviation Administration of China and the International Air Transport Association (IATA) have successively issued new regulations, clearly requiring that power banks must clearly mark key data such as 3C certification, capacity, voltage, and manufacturer information