What about the R&D investment and innovation strength of your company?

The company attaches great importance to product innovation and technical iteration, and continuously increases investment in new product R&D. In 2021, the R&D expenditure for high-tech products accounted for 6.11% of operating revenue. At the same time, we carry out technological innovation through independent and cooperative research and development, and build a sound R&D system to ensure that product technology keeps leading the industry.