On July 14, 2022, the art work applied by our company for Guangdong Engineering Technology Research Center of Sleep Respiratory Medical Devices passed the examination and successfully obtained the registration certificate of the work. This certificate can be queried on the national Works registration information database management platform, which means it has been protected by the Copyright Office. As an important part of intellectual property rights, the copyright registration certificate reflects the business results of the enterprise. It not only enables the mark to be protected by the national compulsory force, lays a solid foundation for the enterprise brand construction, and is an important milestone of the enterprise brand construction, but also has positive significance for enriching the enterprise brand, maintaining the enterprise reputation and enhancing the enterprise goodwill.