| 类型/截止日期 | 2020-05-06 | 2019-12-09 | 2018-12-31 | 2017-12-31 | 2017-07-28 | 2017-07-11 | 2017-06-30 | 2016-12-31 | 2016-07-01 | 2015-12-04 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 16,800,000 | 16,800,000 | 16,800,000 | 16,800,000 | 16,800,000 | 16,800,000 | 16,800,000 | 16,800,000 | 16,800,000 | 16,800,000 |
| 流通股(股) | 7,762,500 | 4,389,900 | 4,416,150 | 7,489,350 | 7,522,350 | 4,796,550 | 2,900,250 | 3,258,000 | 11,634,000 | 7,539,000 |
| 流通A股(股) | 7,762,500 | 4,389,900 | 4,416,150 | 7,489,350 | 7,522,350 | 4,796,550 | 2,900,250 | 3,258,000 | 11,634,000 | 7,539,000 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 9,037,500 | 12,410,100 | 12,383,850 | 9,310,650 | 9,277,650 | 12,003,450 | 13,899,750 | 13,542,000 | 5,166,000 | 9,261,000 |
| 限售B股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售H股(股) | - | - | - | - | - | - | - | - | - | - |
| 三板A股(股) | 16,800,000 | 16,800,000 | 16,800,000 | |||||||
| 三板B股(股) | - | - | - | |||||||
| 限售股份(股) | 9,037,500 | 12,410,100 | 12,383,850 | 9,310,650 | 9,277,650 | 12,003,450 | 13,899,750 | 13,542,000 | 5,166,000 | 9,261,000 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | 441,600 | 441,600 | 441,600 | 441,600 | 441,600 | 441,600 | 1,545,600 | 1,545,600 | 1,545,600 | 5,409,600 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | 441,600 | 441,600 | 441,600 | 441,600 | 441,600 | 441,600 | 1,545,600 | 1,545,600 | 1,545,600 | 5,409,600 |
| 高管持股(股) | 8,595,900 | 11,968,500 | 11,942,250 | 8,869,050 | 8,836,050 | 11,561,850 | 12,354,150 | 11,996,400 | 3,620,400 | 3,851,400 |
| 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 | 首发限售股份上市 | 高管股份变动 | 其他变动原因 | 首发限售股份上市,其他变动原因 | 高管股份变动 |
| 公告日期 | 2020-04-28 | 2019-12-04 | 2019-04-18 | 2018-04-27 | 2017-07-25 | 2017-07-06 | 2017-08-24 | 2017-04-17 | 2016-08-23 | 2015-12-01 |
| 变动日期 | 2020-05-06 | 2019-12-09 | 2018-12-31 | 2017-12-31 | 2017-07-28 | 2017-07-11 | 2017-06-30 | 2016-12-31 | 2016-07-01 | 2015-12-04 |