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*ST观典:高明辞去董事长等职务

Group 1 - The core revenue composition of *ST Guandian for the year 2024 is as follows: 85.27% from aerospace equipment manufacturing and related services, 14.23% from non-lethal weapons, and 0.51% from other businesses [1] Group 2 - On August 20, 2025, *ST Guandian announced the resignation of Chairman Gao Ming and Director Cheng Yu due to personal reasons. Gao will continue as a senior advisor and core technical personnel, while Cheng remains as the General Manager [3]