Could you please tell me about your company's R&D investment in the past three years? And the company's R&D team building? Which scientific research institutes, universities and colleges has the company carried out industry-university-research cooperation with?

Mericun: Dear investors, the company attaches great importance to technological R&D innovation and investment. The company's R&D investment, team building, and industry-university-research cooperation with various universities and research institutes in the past three years are all introduced in the "Core Technology and R&D Situation" of the company's prospectus. Thank you for your attention.