| 2025年中报 | 2024年年报 | 2023年年报 | |
|---|---|---|---|
| 营业收入(元) | |||
| SEC串级调速系统(元) | 121,238.94 | 508,946.69 | 2,192,366.36 |
| 计算机仿真系统(元) | 17,247,356.36 | 44,909,399.62 | 42,368,062.29 |
| 营业成本(元) | |||
| SEC串级调速系统(元) | 171,891.90 | 559,976.56 | 2,083,509.36 |
| 计算机仿真系统(元) | 9,380,013.72 | 18,503,918.81 | 20,653,142.75 |
| 毛利(元) | |||
| SEC串级调速系统(元) | -50,652.96 | -51,029.87 | 108,857.00 |
| 计算机仿真系统(元) | 7,867,342.64 | 26,405,480.81 | 21,714,919.54 |
| 毛利率(%) | |||
| SEC串级调速系统(%) | -41.78 | -10.03 | 4.97 |
| 计算机仿真系统(%) | 45.61 | 58.80 | 51.25 |
| 收入构成(%) | |||
| SEC串级调速系统(%) | 0.70 | 1.12 | 4.92 |
| 计算机仿真系统(%) | 99.30 | 98.88 | 95.08 |
| 毛利构成(%) | |||
| SEC串级调速系统(%) | -0.65 | -0.19 | 0.50 |
| 计算机仿真系统(%) | 100.65 | 100.19 | 99.50 |