How is the company’s semi-annual R&D investment?

Desay SV's answer: Maintaining a high level of R&D investment is the company's consistent business strategy and the main reason for the company to maintain its technological leadership. In the context of industry change, firm R&D investment is even more indispensable. With the rapid iteration of technology and the rapid increase in business volume, in order to further consolidate and expand its technological leadership and provide customers with more, faster and better R&D services, the company invested nearly 600 million yuan in R&D in the first half of 2022, an increase of nearly 57% year-on-year. While expanding the R&D team, the company continues to strengthen project and R&D process management to improve R&D efficiency.