铜峰电子：关于变更保荐代表人的公告

Group 1 - The company, Tongfeng Electronics, announced a change in its sponsor representative from Guoyuan Securities for its 2022 private placement project [1] - The original representatives, Zhang Zhengwei and Wang Kai, were responsible for the project and ongoing supervision [1] - Due to work arrangements, Zhang Zhengwei will no longer oversee the project, and Wang Hongyang has been appointed to continue the supervisory role [1]