| 2020/09 - 九个月 人民币(K¥) | 2019/12 人民币(K¥) | 2018/12 人民币(K¥) | 2017/12 人民币(K¥) | 2016/12 人民币(K¥) | |
| 经营活动产生之现金流量净额 | (1,784,564) | 38,340,183 | 31,418,890 | 26,389,301 | 30,724,360 |
| 投资活动产生之现金流量净额 | (12,931,902) | (11,966,630) | (8,949,696) | (14,652,757) | (19,013,037) |
| 筹资活动产生之现金流量净额 | 14,804,963 | (24,251,249) | (21,382,899) | (12,853,904) | (12,139,511) |
| 汇率变动对现金及现金等价物的影响 | (28,661) | 49,795 | 113,981 | (167,751) | 138,108 |
| 现金及现金等价物净增加/(减少) | 59,836 | 2,172,099 | 1,200,276 | (1,285,111) | (290,080) |
| 期初现金及现金等价物余额 | 8,935,282 | 6,763,183 | 5,562,907 | 6,848,018 | 7,138,098 |
| 期末现金及现金等价物余额 | 8,995,118 | 8,935,282 | 6,763,183 | 5,562,907 | 6,848,018 |