| 类型/截止日期 | 2022-12-31 | 2022-06-30 | 2020-08-31 | 2018-12-31 | 2018-06-30 | 2017-12-31 | 2017-06-30 | 2016-12-31 | 2016-06-30 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 144,010,000 | 144,010,000 | 144,210,000 | 140,010,000 | 140,010,000 | 140,010,000 | 140,010,000 | 140,010,000 | 140,010,000 | 140,010,000 |
| 流通股(股) | 139,810,550 | 139,675,350 | 139,625,250 | 139,775,250 | 139,766,550 | 139,696,350 | 138,646,350 | 138,545,663 | 137,495,663 | 138,020,663 |
| 流通A股(股) | 139,810,550 | 139,675,350 | 139,625,250 | 139,775,250 | 139,766,550 | 139,696,350 | 138,646,350 | 138,545,663 | 137,495,663 | 138,020,663 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 4,199,450 | 4,334,650 | 4,584,750 | 234,750 | 243,450 | 313,650 | 1,363,650 | 1,464,337 | 2,514,337 | 1,989,337 |
| 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) | 4,199,450 | 4,334,650 | 4,584,750 | 234,750 | 243,450 | 313,650 | 1,363,650 | 1,464,337 | 2,514,337 | 1,989,337 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 4,000,000 | 4,000,000 | 4,200,000 | - | - | - | - | - | - | - |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 4,000,000 | 4,000,000 | 4,200,000 | - | - | - | - | - | - | - |
| 高管持股(股) | 199,450 | 334,650 | 384,750 | 234,750 | 243,450 | 313,650 | 1,363,650 | 1,464,337 | 2,514,337 | 1,989,337 |
| 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 | 期权行权 | 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 | 高管股份变动 | 高管股份变动 |
| 公告日期 | 2023-04-29 | 2022-08-08 | 2020-08-28 | 2019-04-29 | 2018-08-29 | 2018-04-23 | 2017-08-29 | 2017-04-13 | 2016-08-13 | 2016-03-22 |
| 变动日期 | 2022-12-31 | 2022-06-30 | 2020-08-31 | 2018-12-31 | 2018-06-30 | 2017-12-31 | 2017-06-30 | 2016-12-31 | 2016-06-30 | 2015-12-31 |