| 报告期 | 2025-09-30 | 2025-06-30 | 2025-03-31 | 2024-12-31 | 
| 公司类型 | 通用 | 通用 | 通用 | 通用 | 
| 一、经营活动产生的现金流量: |  |  |  |  | 
|   销售商品、提供劳务收到的现金 | 710,442,950.76 | 468,687,894.27 | 229,237,728.59 | 1,098,293,233.84 | 
|   收到的税费返还 | 414,538.2 | 280,752.62 | 181,454.49 | 2,857,377.89 | 
|   收到其他与经营活动有关的现金 | 19,255,349.87 | 15,516,383.01 | 7,673,600.28 | 68,792,551.22 | 
|   经营活动现金流入小计 | 730,112,838.83 | 484,485,029.9 | 237,092,783.36 | 1,169,943,162.95 | 
|   购买商品、接受劳务支付的现金 | 596,236,288.36 | 407,167,406 | 176,888,270.24 | 877,351,966.79 | 
|   支付给职工以及为职工支付的现金 | 90,210,995.36 | 62,729,664.85 | 34,007,700.22 | 131,600,601.13 | 
|   支付的各项税费 | 28,923,501.18 | 21,334,239.47 | 5,431,836.35 | 32,060,688.35 | 
|   支付其他与经营活动有关的现金 | 52,448,863.59 | 32,888,496.16 | 22,970,895.7 | 58,919,102.12 | 
|   经营活动现金流出小计 | 767,819,648.49 | 524,119,806.48 | 239,298,702.51 | 1,099,932,358.39 | 
|   经营活动产生的现金流量净额 | -37,706,809.66 | -39,634,776.58 | -2,205,919.15 | 70,010,804.56 | 
| 二、投资活动产生的现金流量: |  |  |  |  | 
|   收回投资收到的现金 | 567,500,000 | 319,000,000 | 112,000,000 | 199,900,000 | 
|   取得投资收益收到的现金 | 554,003.89 | 355,364.92 | 104,169.87 | 539,002.74 | 
|   处置固定资产、无形资产和其他长期资产收回的现金净额 | 8,469,933.31 | 4,297,583 | 2,261,000 | 510,200 | 
|   投资活动现金流入小计 | 576,523,937.2 | 323,652,947.92 | 114,365,169.87 | 200,949,202.74 | 
|   购建固定资产、无形资产和其他长期资产支付的现金 | 97,155,069.3 | 69,203,503.72 | 32,070,819.2 | 184,950,993.32 | 
|   投资支付的现金 | 637,500,000 | 417,900,000 | 191,000,000 | 199,900,000 | 
|   投资活动现金流出小计 | 734,655,069.3 | 487,103,503.72 | 223,070,819.2 | 384,850,993.32 | 
|   投资活动产生的现金流量净额 | -158,131,132.1 | -163,450,555.8 | -108,705,649.33 | -183,901,790.58 | 
| 三、筹资活动产生的现金流量: |  |  |  |  | 
|   取得借款收到的现金 | 43,000,000 | 32,000,000 | 10,500,000 | 84,988,927.72 | 
|   筹资活动现金流入小计 | 43,000,000 | 32,000,000 | 10,500,000 | 84,988,927.72 | 
|   偿还债务支付的现金 | 65,751,118.24 | 38,979,675 | 35,264,238.17 | 77,600,000 | 
|   分配股利、利润或偿付利息支付的现金 | 1,115,029.06 | 754,093.39 | 407,759.13 | 73,101,574.98 | 
|   支付其他与筹资活动有关的现金 | 412,508.54 | 237,699.13 | 174,809.38 | 50,432,417.28 | 
|   筹资活动现金流出小计 | 67,278,655.84 | 39,971,467.52 | 35,846,806.68 | 201,133,992.26 | 
|   筹资活动产生的现金流量净额 | -24,278,655.84 | -7,971,467.52 | -25,346,806.68 | -116,145,064.54 | 
| 四、汇率变动对现金及现金等价物的影响 | -112,135.18 | -99,354.18 | -4,859.35 | 175,586.29 | 
| 五、现金及现金等价物净增加额 | -220,228,732.78 | -211,156,154.08 | -136,263,234.51 | -229,860,464.27 | 
|   加:期初现金及现金等价物余额 | 636,739,720.61 | 636,739,720.61 | 636,739,720.61 | 866,600,184.88 | 
|   期末现金及现金等价物余额 | 416,510,987.83 | 425,583,566.53 | 500,476,486.1 | 636,739,720.61 | 
| 补充资料: |  |  |  |  | 
|   净利润 | - | -7,373,978.16 | - | -110,664,994.67 | 
|   资产减值准备 | - | 5,717,035.57 | - | 45,132,851.97 | 
|   固定资产和投资性房地产折旧 | - | 45,992,899.77 | - | 95,151,873.94 | 
|   其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | - | 45,992,899.77 | - | 95,151,873.94 | 
|   无形资产摊销 | - | 3,678,497.7 | - | 7,295,452.7 | 
|   长期待摊费用摊销 | - | 7,805,682.3 | - | 17,624,238.81 | 
|   处置固定资产、无形资产和其他长期资产的损失 | - | 3,422,364.6 | - | 194,957.71 | 
|   固定资产报废损失 | - | -94,017.22 | - | 5,240,642.43 | 
|   公允价值变动损失 | - | 1,565.28 | - | -4,174.08 | 
|   财务费用 | - | 864,465.46 | - | 2,749,418 | 
|   投资损失 | - | -5,026,051.44 | - | -1,850,067.57 | 
|   递延所得税 | - | -1,402,283.99 | - | 423,920.05 | 
|   其中:递延所得税资产减少 | - | 222,461.98 | - | 3,143,417.52 | 
|     递延所得税负债增加 | - | -1,624,745.97 | - | -2,719,497.47 | 
|   存货的减少 | - | 474,679.62 | - | 17,103,311.17 | 
|   经营性应收项目的减少 | - | -37,210,265.84 | - | -44,822,091.81 | 
|   经营性应付项目的增加 | - | -56,648,020.57 | - | 36,110,165.23 | 
|   现金的期末余额 | - | 425,583,566.53 | - | 636,739,720.61 | 
|   减:现金的期初余额 | - | 636,739,720.61 | - | 866,600,184.88 | 
|   现金及现金等价物的净增加额 | - | -211,156,154.08 | - | -229,860,464.27 | 
| 公告日期 | 2025-10-29 | 2025-08-23 | 2025-04-21 | 2025-04-21 | 
| 审计意见(境内) |  |  |  | 标准无保留意见 |