As a commonly used weighing instrument and equipment in laboratories, electronic balances have many uses and advantages. They are widely used in value transfer, scientific inspection and product testing. The most commonly used electronic balance on the market is the electromagnetic force balance principle balance. This article mainly describes the normal operation mode and daily maintenance methods of electronic balances, common problems and solutions of electronic balances from the working principle and structure of electronic balances. In order to promote better maintenance operations of practitioners in the application of daily electronic balances.