| 类型/截止日期 | 2022-12-31 | 2022-09-30 | 2022-06-30 | 2020-12-31 | 2019-06-30 | 2018-06-30 | 2017-12-31 | 2017-06-30 | 2016-06-30 | 2015-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 312,000,000 | 312,000,000 | 312,000,000 | 312,000,000 | 312,000,000 | 312,000,000 | 312,000,000 | 312,000,000 | 312,000,000 | 312,000,000 |
| 流通股(股) | 277,782,676 | 274,479,176 | 272,201,051 | 269,095,163 | 270,107,663 | 270,164,663 | 270,752,513 | 267,072,513 | 270,752,513 | 268,408,275 |
| 流通A股(股) | 277,782,676 | 274,479,176 | 272,201,051 | 269,095,163 | 270,107,663 | 270,164,663 | 270,752,513 | 267,072,513 | 270,752,513 | 268,408,275 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 34,217,324 | 37,520,824 | 39,798,949 | 42,904,837 | 41,892,337 | 41,835,337 | 41,247,487 | 44,927,487 | 41,247,487 | 43,591,725 |
| 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) | 34,217,324 | 37,520,824 | 39,798,949 | 42,904,837 | 41,892,337 | 41,835,337 | 41,247,487 | 44,927,487 | 41,247,487 | 43,591,725 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 | 24,502,500 |
| 高管持股(股) | 9,714,824 | 13,018,324 | 15,296,449 | 18,402,337 | 17,389,837 | 17,332,837 | 16,744,987 | 20,424,987 | 16,744,987 | 19,089,225 |
| 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 | 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 | 2023-04-08 | 2023-04-06 | 2022-08-13 | 2021-04-02 | 2019-08-17 | 2018-07-25 | 2018-03-31 | 2017-08-25 | 2016-08-18 | 2016-04-02 |
| 变动日期 | 2022-12-31 | 2022-09-30 | 2022-06-30 | 2020-12-31 | 2019-06-30 | 2018-06-30 | 2017-12-31 | 2017-06-30 | 2016-06-30 | 2015-12-31 |