| 类型/截止日期 | 2022-01-21 | 2020-06-30 | 2019-12-31 | 2018-12-27 | 2018-02-01 | 2017-08-21 | 2017-05-05 | 2017-03-15 | 2017-03-10 | 2017-01-05 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 51,674,000 | 51,674,000 | 51,674,000 | 51,674,000 | 51,674,000 | 51,674,000 | 51,674,000 | 51,674,000 | 51,674,000 | 51,674,000 |
| 流通股(股) | 21,285,950 | 21,008,450 | 21,060,950 | 21,128,450 | 20,508,950 | 19,889,450 | 19,704,650 | 19,557,650 | 19,490,450 | 19,613,300 |
| 流通A股(股) | 21,285,950 | 21,008,450 | 21,060,950 | 21,128,450 | 20,508,950 | 19,889,450 | 19,704,650 | 19,557,650 | 19,490,450 | 19,613,300 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 30,388,050 | 30,665,550 | 30,613,050 | 30,545,550 | 31,165,050 | 31,784,550 | 31,969,350 | 32,116,350 | 32,183,550 | 32,060,700 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 51,674,000 | 51,674,000 | 51,674,000 | 51,674,000 | ||||||
| 三板B股(股) | - | - | - | - | ||||||
| 限售股份(股) | 30,388,050 | 30,665,550 | 30,613,050 | 30,545,550 | 31,165,050 | 31,784,550 | 31,969,350 | 32,116,350 | 32,183,550 | 32,060,700 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 13,991,367 | 14,043,867 | 14,043,867 | 14,043,867 | 14,663,367 | 15,195,367 | 15,380,167 | 15,380,167 | 15,380,167 | 15,380,167 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 13,991,367 | 14,043,867 | 14,043,867 | 14,043,867 | 14,663,367 | 15,195,367 | 15,380,167 | 15,380,167 | 15,380,167 | 15,380,167 |
| 高管持股(股) | 16,396,683 | 16,621,683 | 16,569,183 | 16,501,683 | 16,501,683 | 16,589,183 | 16,589,183 | 16,736,183 | 16,803,383 | 16,680,533 |
| 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 | 网下配售股份上市 | 网下配售股份上市,高管股份变动 | 网下配售股份上市 | 高管股份变动 | 高管股份变动 | 高管股份变动 | 首发限售股份上市,网下配售股份上 |
| 公告日期 | 2022-01-18 | 2020-08-25 | 2020-04-27 | 2018-12-20 | 2018-01-25 | 2017-08-15 | 2017-04-28 | 2017-03-10 | 2017-03-10 | 2016-12-30 |
| 变动日期 | 2022-01-21 | 2020-06-30 | 2019-12-31 | 2018-12-27 | 2018-02-01 | 2017-08-21 | 2017-05-05 | 2017-03-15 | 2017-03-10 | 2017-01-05 |