On December 4, 2020, our company passed the High-Tech Enterprise Certification. For a long time, our company has been committed to the introduction of high-tech talents and product R & D and innovation. There are a number of high-tech patents, which shows the strong strength of our company's independent research and development of new intellectual property products, which is of great significance to continuously improve its technological innovation ability, promote the optimization and upgrading of product structure, and further increase the company's core competitiveness.