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In this era of rapid digital development, TWS (true wireless stereo) headphones have become an indispensable electronic product in our daily lives. Whether on the way to work, while exercising, or leisurely at home to enjoy music, the convenience and comfort of TWS headphones have greatly improved people\'s quality of life. However, it is accompanied by increasing consumer requirements for the safety and performance of headset batteries. This requires professional certification to control the quality of products, and 3C certification is one of the important links that can not be ignored.

On September 20, 2024, the EU Official Gazette published the REACH Regulation Amendment Regulation (EU)2024/2462, which revised Annex XVII of the EU REACH Regulation, added the 79th control requirement on perfluorohexanoic acid (PFHxA), its salts and related substances, and it was automatically transformed into the regulations of member States and began to be enforced 20 days after the publication of the EU Official Gazette, and it was binding as a whole and directly applicable to all member States.

With the rapid development of science and technology, Bluetooth mouse as a convenient peripheral is more and more accepted by users. It not only provides great convenience for office and entertainment, but also is favored by people because of its wireless design. However, in the production and use of Bluetooth mice, quality assurance and safety are particularly important. At this time, professional testing and certification bodies play a key role, among which ZRLK, as a leader in the industry, provides comprehensive testing and certification services for Bluetooth mice to ensure that they comply with relevant standards and use requirements.

Chargers, as an essential part of modern electronic products, have been integrated into all aspects of our daily life. Whether at home, in the office or on the road, chargers play a vital role. With the popularity of smart devices, the types and functions of chargers are also continuously enriched, and consumers have put forward higher requirements for their safety and reliability. At this time, 3C certification as an authoritative testing standard, is particularly important. In this context, ZRLK, as a professional testing and certification body, actively helps the charger 3C certification and guides the industry towards high standards.

In the field of modern aviation, drones have become a key application tool, whether in express delivery, agricultural monitoring, or in entertainment and scientific research, are playing an increasingly important role. However, the efficient operation of drones is inseparable from its core component - the battery. The safety of drone batteries not only directly affects flight performance, but also concerns the safety of the operator and the environment. Therefore, ensuring the quality and safety of drone batteries is crucial, and UN38.3 certification is an important way to achieve this goal.

In modern life, smart chargers have become our indispensable partners. Whether it is to charge mobile phones, tablets or other electronic devices, they are improving the efficiency of our lives, but also bring security risks. Therefore, it is particularly important to ensure that these products meet the relevant safety standards. Korea\'s KC certification is designed to ensure the safety of consumers when using electronic products.

Conformite Europeenne (CE) refers to the certification required for products to be sold in the European Union. It indicates that the products comply with the safety, health, and environmental protection requirements of the European Union. For Bluetooth headsets, CE certification is not only a legal requirement, but also a necessary condition to ensure that the product can be successfully sold and used.

In modern life, electric toothbrushes have become the first choice for daily oral care for more and more people with their efficient cleaning ability. The electric toothbrush battery is one of the core components, and its safety and performance are directly related to the use experience and user safety. Therefore, it is essential to ensure that electric toothbrush batteries meet international standards. CB certification (International Electrotechnical Commission certification) is a key step in ensuring battery quality and safety.