芯碁微装：关于更换持续督导保荐代表人的公告

Group 1 - The core point of the article is that Chip Microelectronics has announced a change in its continuous supervision sponsor representative due to the work relocation of the previous representative [2] - Guotai Junan Securities, the sponsor for the company's 2022 A-share issuance project, has appointed Chen Saide as the new continuous supervision representative [2] - The continuous supervision period is set to last until December 31, 2025 [2]