维科技术：公司始终密切关注新能源领域技术发展趋势及市场需求变化

Group 1 - The company is closely monitoring technological developments and market demand changes in the renewable energy sector [1] - The company is currently planning research and development based on its technological reserves [1] - Sodium batteries have received certifications from European IEC and American UL, with other international certifications actively being tested [1]