| 类型/截止日期 | 2022-12-31 | 2020-06-30 | 2019-12-31 | 2019-08-01 | 2019-06-30 | 2018-12-31 | 2018-07-24 | 2018-03-09 | 2017-04-12 | 2016-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 19,936,902 | 19,936,902 | 19,936,902 | 19,936,902 | 19,936,902 | 19,936,902 | 19,936,902 | 19,936,902 | 11,764,700 | 11,764,700 |
| 流通股(股) | 4,294,700 | 4,294,700 | 3,091,566 | 4,294,700 | 3,693,132 | 3,091,566 | 3,693,132 | 3,091,566 | 3,091,566 | 3,091,566 |
| 流通A股(股) | 4,294,700 | 4,294,700 | 3,091,566 | 4,294,700 | 3,693,132 | 3,091,566 | 3,693,132 | 3,091,566 | 3,091,566 | 3,091,566 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 15,642,202 | 15,642,202 | 16,845,336 | 15,642,202 | 16,243,770 | 16,845,336 | 16,243,770 | 16,845,336 | 8,673,134 | 8,673,134 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 11,764,700 | 11,764,700 | ||||||||
| 三板B股(股) | - | - | ||||||||
| 限售股份(股) | 15,642,202 | 15,642,202 | 16,845,336 | 15,642,202 | 16,243,770 | 16,845,336 | 16,243,770 | 16,845,336 | 8,673,134 | 8,673,134 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 14,812,202 | 14,812,202 | 14,812,202 | 14,812,202 | 15,413,770 | 15,413,770 | 15,413,770 | 16,015,336 | 7,843,134 | 7,843,134 |
| 其中：境内法人持股 | - | - | - | - | 588,234 | 588,234 | 588,234 | 1,176,467 | 1,176,467 | 1,176,467 |
| 其他境内自然人持股 | 14,812,202 | 14,812,202 | 14,812,202 | 14,812,202 | 14,825,536 | 14,825,536 | 14,825,536 | 14,838,869 | 6,666,667 | 6,666,667 |
| 高管持股(股) | 830,000 | 830,000 | 2,033,134 | 830,000 | 830,000 | 1,431,566 | 830,000 | 830,000 | 830,000 | 830,000 |
| 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 | 首发限售股份上市 | 高管股份变动 | 高管股份变动 | 首发限售股份上市 | 增发A股上市 | 新三板上市 | 其他变动原因 |
| 公告日期 | 2023-04-28 | 2020-08-06 | 2020-04-24 | 2019-07-29 | 2019-08-08 | 2019-04-18 | 2018-07-19 | 2018-03-05 | 2017-03-23 | 2017-04-27 |
| 变动日期 | 2022-12-31 | 2020-06-30 | 2019-12-31 | 2019-08-01 | 2019-06-30 | 2018-12-31 | 2018-07-24 | 2018-03-09 | 2017-04-12 | 2016-12-31 |