| 类型/截止日期 | 2022-12-31 | 2022-08-10 | 2022-05-13 | 2018-12-31 | 2018-11-21 | 2017-03-01 | 2016-01-11 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 18,000,000 | 18,000,000 | 18,000,000 | 18,000,000 | 18,000,000 | 18,000,000 | 18,000,000 | 18,000,000 |
| 流通股(股) | 5,482,125 | 5,670,450 | 5,482,125 | 5,023,800 | 3,976,200 | 4,500,000 | - | - |
| 流通A股(股) | 5,482,125 | 5,670,450 | 5,482,125 | 5,023,800 | 3,976,200 | 4,500,000 | - | - |
| 流通B股(股) | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - |
| 限售A股(股) | 12,517,875 | 12,329,550 | 12,517,875 | 12,976,200 | 14,023,800 | 13,500,000 | 18,000,000 | 18,000,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - |
| 三板A股(股) | 18,000,000 | - | - | |||||
| 三板B股(股) | - | - | - | |||||
| 限售股份(股) | 12,517,875 | 12,329,550 | 12,517,875 | 12,976,200 | 14,023,800 | 13,500,000 | 18,000,000 | 18,000,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 5,914,800 | 5,914,800 | 5,914,800 | 5,914,800 | 5,914,800 | 5,914,800 | 18,000,000 | 18,000,000 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 5,914,800 | 5,914,800 | 5,914,800 | 5,914,800 | 5,914,800 | 5,914,800 | 18,000,000 | 18,000,000 |
| 高管持股(股) | 6,603,075 | 6,414,750 | 6,603,075 | 7,061,400 | 8,109,000 | 7,585,200 | - | - |
| 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 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 首发限售股份上市 | 新三板上市 | 其他变动原因 |
| 公告日期 | 2023-04-10 | 2022-08-05 | 2022-05-13 | 2019-04-10 | 2018-11-16 | 2017-02-23 | 2015-12-25 | 2016-04-22 |
| 变动日期 | 2022-12-31 | 2022-08-10 | 2022-05-13 | 2018-12-31 | 2018-11-21 | 2017-03-01 | 2016-01-11 | 2015-12-31 |