| 截止日期 |  2021/12/31 |  2022/12/31 |  2023/12/31 |  2024/12/31 |  
走势
 |  
   
 | 经营现金流入小计 |  42,778,900 |  91,410,200 |  93,579,400 |  44,709,200 |    |  
   
 | 经营现金流出小计 |  68,498,100 |  54,900,300 |  54,739,700 |  78,074,600 |    |  
    | 经营现金流量净额 |  -25,719,200 |  36,509,900 |  38,839,700 |  -33,365,400 |     |  
     
 | 投资现金流入小计 |  162,990,000 |  177,575,300 |  211,761,800 |  209,519,600 |    |  
   
 | 投资现金流出小计 |  158,716,000 |  194,607,700 |  214,739,900 |  217,874,800 |    |  
    | 投资现金流量净额 |  4,274,000 |  -17,032,400 |  -2,978,100 |  -8,355,200 |     |  
     
 | 筹资现金流入小计 |  134,636,800 |  119,252,600 |  88,684,600 |  160,719,900 |    |  
   
 | 筹资现金流出小计 |  123,150,300 |  123,922,800 |  125,754,000 |  127,972,000 |    |  
    | 筹资现金流量净额 |  11,486,500 |  -4,670,200 |  -37,069,400 |  32,747,900 |     |  
     
 | 现金等的净增加额 |  -10,249,200 |  15,617,800 |  -1,017,700 |  -8,850,300 |    |  
   
 | 单位 |  万 |  万 |  万 |  万 |    |