| 类型/截止日期 | 2022-03-15 | 2020-07-09 | 2020-07-06 | 2019-12-31 | 2019-01-21 | 2018-12-19 | 2018-05-24 | 2018-04-20 | 2017-12-31 | 2017-10-12 |
|---|---|---|---|---|---|---|---|---|---|---|
| 总股本(股) | 16,000,000 | 16,000,000 | 16,000,000 | 16,000,000 | 16,000,000 | 16,000,000 | 13,000,000 | 13,000,000 | 13,000,000 | 13,000,000 |
| 流通股(股) | 8,704,525 | 8,704,750 | 7,122,250 | 7,347,250 | 7,572,250 | 6,532,750 | 5,257,750 | 4,657,750 | 4,357,750 | 4,674,250 |
| 流通A股(股) | 8,704,525 | 8,704,750 | 7,122,250 | 7,347,250 | 7,572,250 | 6,532,750 | 5,257,750 | 4,657,750 | 4,357,750 | 4,674,250 |
| 流通B股(股) | - | - | - | - | - | - | - | - | - | - |
| 流通H股(股) | - | - | - | - | - | - | - | - | - | - |
| 境外流通股(股) | - | - | - | - | - | - | - | - | - | - |
| 限售A股(股) | 7,295,475 | 7,295,250 | 8,877,750 | 8,652,750 | 8,427,750 | 9,467,250 | 7,742,250 | 8,342,250 | 8,642,250 | 8,325,750 |
| 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) | 7,295,475 | 7,295,250 | 8,877,750 | 8,652,750 | 8,427,750 | 9,467,250 | 7,742,250 | 8,342,250 | 8,642,250 | 8,325,750 |
| 国家持股(股) | - | - | - | - | - | - | - | - | - | - |
| 国有法人持股(股) | - | - | - | - | - | - | - | - | - | - |
| 其他内资持股合计(股) | - | - | 1,733,334 | 1,733,334 | 1,733,334 | 3,466,667 | 3,466,667 | 3,466,667 | 3,766,667 | 3,766,667 |
| 其中：境内法人持股 | - | - | - | - | - | - | - | - | - | - |
| 其他境内自然人持股 | - | - | 1,733,334 | 1,733,334 | 1,733,334 | 3,466,667 | 3,466,667 | 3,466,667 | 3,766,667 | 3,766,667 |
| 高管持股(股) | 7,295,475 | 7,295,250 | 7,144,416 | 6,919,416 | 6,694,416 | 6,000,583 | 4,275,583 | 4,875,583 | 4,875,583 | 4,559,083 |
| 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 | 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 | 增发A股上市 | 高管股份变动 | 首发限售股份上市 | 高管股份变动 | 首发限售股份上市 |
| 公告日期 | 2022-03-10 | 2020-07-06 | 2020-07-06 | 2020-04-29 | 2019-01-16 | 2018-12-14 | 2018-05-21 | 2018-04-17 | 2018-03-15 | 2017-10-09 |
| 变动日期 | 2022-03-15 | 2020-07-09 | 2020-07-06 | 2019-12-31 | 2019-01-21 | 2018-12-19 | 2018-05-24 | 2018-04-20 | 2017-12-31 | 2017-10-12 |