The "CE" mark is a safety certification mark, regarded as the manufacturer's passport to open and enter the European market. CE stands for Conformité Européenne. In the EU market, the "CE" mark is a mandatory certification mark. Whether products are manufactured by companies within the EU or by other countries, they must bear the "CE" mark to circulate freely in the EU market, indicating that the products meet the basic requirements of the EU's New Approach Directives for technical harmonization and standardization. This is a mandatory requirement imposed by EU law on products. CE covers various directives, such as safety LVD, electromagnetic compatibility EMC, radio RED, energy efficiency ERP, etc. For details, please refer to the official website: https://single-market-economy.ec.europa.eu/single-market/european-standards/harmonised-standards_en