| 类型/截止日期 | 2023-04-06 | 2022-03-31 | 2021-01-20 | 2020-11-12 | 2020-07-29 | 2020-06-30 | 2019-09-26 | 2018-09-21 | 2018-08-16 | 2018-08-07 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 52,000,000 | 52,000,000 | 52,000,000 | 52,000,000 | 52,000,000 | 52,000,000 | 52,000,000 | 52,000,000 | 52,000,000 | 52,000,000 |
| 流通股(股) | 19,325,500 | 19,100,500 | 18,905,500 | 13,253,425 | 11,521,250 | 11,134,500 | 14,241,500 | 13,757,250 | 13,645,500 | 13,273,000 |
| 流通A股(股) | 19,325,500 | 19,100,500 | 18,905,500 | 13,253,425 | 11,521,250 | 11,134,500 | 14,241,500 | 13,757,250 | 13,645,500 | 13,273,000 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 32,674,500 | 32,899,500 | 33,094,500 | 38,746,575 | 40,478,750 | 40,865,500 | 37,758,500 | 38,242,750 | 38,354,500 | 38,727,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | ||||||||||
| 三板B股(股) | ||||||||||
| 限售股份(股) | 32,674,500 | 32,899,500 | 33,094,500 | 38,746,575 | 40,478,750 | 40,865,500 | 37,758,500 | 38,242,750 | 38,354,500 | 38,727,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 6,688,500 | 6,688,500 | 6,753,500 | 13,409,500 | 13,409,500 | 13,796,250 | 13,796,250 | 14,280,500 | 14,392,250 | 14,764,750 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 6,688,500 | 6,688,500 | 6,753,500 | 13,409,500 | 13,409,500 | 13,796,250 | 13,796,250 | 14,280,500 | 14,392,250 | 14,764,750 |
| 高管持股(股) | 25,986,000 | 26,211,000 | 26,341,000 | 25,337,075 | 27,069,250 | 27,069,250 | 23,962,250 | 23,962,250 | 23,962,250 | 23,962,250 |
| 外资持股合计(股) | - | - | - | - | - | - | - | - | - | - |
| 其中：境外法人持股 | - | - | - | - | - | - | - | - | - | - |
| 境外自然人持股 | - | - | - | - | - | - | - | - | - | - |
| 股本变动原因 | 高管股份变动 | 其他限售股上市,高管股份变动 | 高管股份变动,首发限售股份上市 | 高管股份变动 | 网下配售股份上市 | 高管股份变动 | 网下配售股份上市 | 网下配售股份上市 | 网下配售股份上市 | 转增股上市 |
| 公告日期 | 2023-03-22 | 2022-03-28 | 2021-01-13 | 2020-11-09 | 2020-07-24 | 2020-08-27 | 2019-09-23 | 2018-09-17 | 2018-08-13 | 2018-07-31 |
| 变动日期 | 2023-04-06 | 2022-03-31 | 2021-01-20 | 2020-11-12 | 2020-07-29 | 2020-06-30 | 2019-09-26 | 2018-09-21 | 2018-08-16 | 2018-08-07 |