| 类型/截止日期 | 2022-12-31 | 2020-06-11 | 2019-12-31 | 2018-05-04 | 2017-12-31 | 2017-11-08 | 2017-05-12 | 2017-05-09 | 2016-11-21 | 2016-05-25 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 54,650,000 | 54,650,000 | 54,650,000 | 54,650,000 | 54,650,000 | 54,650,000 | 54,650,000 | 54,650,000 | 54,650,000 | 54,650,000 |
| 流通股(股) | 25,489,334 | 35,241,338 | 28,899,768 | 30,463,223 | 30,296,223 | 30,394,973 | 30,200,913 | 26,870,913 | 26,919,428 | 22,466,928 |
| 流通A股(股) | 25,489,334 | 35,241,338 | 28,899,768 | 30,463,223 | 30,296,223 | 30,394,973 | 30,200,913 | 26,870,913 | 26,919,428 | 22,466,928 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 29,160,666 | 19,408,662 | 25,750,232 | 24,186,777 | 24,353,777 | 24,255,027 | 24,449,087 | 27,779,087 | 27,730,572 | 32,183,072 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 54,650,000 | 54,650,000 | 54,650,000 | 54,650,000 | ||||||
| 三板B股(股) | - | - | - | - | ||||||
| 限售股份(股) | 29,160,666 | 19,408,662 | 25,750,232 | 24,186,777 | 24,353,777 | 24,255,027 | 24,449,087 | 27,779,087 | 27,730,572 | 32,183,072 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 3,791,725 | 3,791,725 | 9,091,725 | 9,091,725 | 9,091,725 | 9,091,725 | 9,091,725 | 12,306,725 | 12,306,725 | 19,844,347 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 3,791,725 | 3,791,725 | 9,091,725 | 9,091,725 | 9,091,725 | 9,091,725 | 9,091,725 | 12,306,725 | 12,306,725 | 19,844,347 |
| 高管持股(股) | 25,368,941 | 15,616,937 | 16,658,507 | 15,095,052 | 15,262,052 | 15,163,302 | 15,357,362 | 15,472,362 | 15,423,847 | 12,338,725 |
| 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,首发限售股份上市,网 | 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,网下配售股份上市 | 高管股份变动 | 高管股份变动,网下配售股份上市 | 高管股份变动,首发限售股份上市 |
| 公告日期 | 2023-04-21 | 2020-06-08 | 2020-04-28 | 2018-04-27 | 2018-04-16 | 2017-11-03 | 2017-05-09 | 2017-05-09 | 2016-11-16 | 2016-05-20 |
| 变动日期 | 2022-12-31 | 2020-06-11 | 2019-12-31 | 2018-05-04 | 2017-12-31 | 2017-11-08 | 2017-05-12 | 2017-05-09 | 2016-11-21 | 2016-05-25 |