Common quality problems of China AC adapter power
1. The marking of China AC adapter power is incomplete or irregular
The marking of China AC adapter power supply should contain important information to guide the user to install and use it correctly. The correct marking of the product is one of the basic measures to ensure the safety of the user's personal and property. The marking is required to be durable and eye-catching. The marking should not fall off after normal use, and the content should be clean and identifiable. China AC adapter power supply sold in China is required to be marked in simplified Chinese and at least include the following information: the name, trademark or identification mark of the manufacturer or distributor; model code or model specification; power supply nature; rated power supply voltage range. If the information is incomplete, it cannot guide consumers to use correctly, and some may even misuse and damage the electronic equipment connected to it. Common problems are that there is no Chinese logo, no factory name or trademark, model code or model specification, etc.

2. China AC adapter power plug is not standardized
The power plug has a phenomenon that the plug is too long, and the plug is too long, which increases the risk of electric shock to the user during the plugging and unplugging process. In addition, it is also common that the shape of the plug of China AC adapter power supply does not meet the requirements. Since these plugs are not matched with the socket, it is also very easy to cause electric shock to the user.