| 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 | 649,266,511.62 | 417,198,559.97 | 170,971,746.81 | 960,484,758.76 |
| 收到的税费返还 | 412,093.35 | 412,093.35 | - | 1,195,265.33 |
| 收到其他与经营活动有关的现金 | 36,612,650.57 | 37,281,610.18 | 10,849,780.47 | 50,595,476.48 |
| 经营活动现金流入小计 | 686,291,255.54 | 454,892,263.5 | 181,821,527.28 | 1,012,275,500.57 |
| 购买商品、接受劳务支付的现金 | 409,729,550.02 | 264,943,916.47 | 140,470,138.93 | 715,051,460.54 |
| 支付给职工以及为职工支付的现金 | 115,585,562.34 | 80,308,741.06 | 45,137,566.47 | 167,992,536.86 |
| 支付的各项税费 | 27,936,843.09 | 22,326,740.14 | 11,867,630.07 | 45,733,806.29 |
| 支付其他与经营活动有关的现金 | 99,982,448.3 | 58,809,936.47 | 22,116,892.13 | 140,499,981.46 |
| 经营活动现金流出小计 | 653,234,403.75 | 426,389,334.14 | 219,592,227.6 | 1,069,277,785.15 |
| 经营活动产生的现金流量净额 | 33,056,851.79 | 28,502,929.36 | -37,770,700.32 | -57,002,284.58 |
| 二、投资活动产生的现金流量: | | | | |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 6,354,394.3 | 4,605,309.14 | 1,774,120 | 59,322,029.82 |
| 投资活动现金流出小计 | 6,354,394.3 | 4,605,309.14 | 1,774,120 | 59,322,029.82 |
| 投资活动产生的现金流量净额 | -6,354,394.3 | -4,605,309.14 | -1,774,120 | -59,322,029.82 |
| 三、筹资活动产生的现金流量: | | | | |
| 偿还债务支付的现金 | - | - | - | 40,000,000 |
| 分配股利、利润或偿付利息支付的现金 | - | - | - | 52,888.89 |
| 支付其他与筹资活动有关的现金 | 4,472,327.4 | 2,513,931.4 | 1,023,155.6 | 7,500,198.68 |
| 筹资活动现金流出小计 | 4,472,327.4 | 2,513,931.4 | 1,023,155.6 | 47,553,087.57 |
| 筹资活动产生的现金流量净额 | -4,472,327.4 | -2,513,931.4 | -1,023,155.6 | -47,553,087.57 |
| 四、汇率变动对现金及现金等价物的影响 | 134,093.82 | 124,068.59 | 50,192.09 | 159,543.69 |
| 五、现金及现金等价物净增加额 | 22,364,223.91 | 21,507,757.41 | -40,517,783.83 | -163,717,858.28 |
| 加:期初现金及现金等价物余额 | 823,391,777.59 | 823,391,777.59 | 823,391,777.59 | 987,109,635.87 |
| 期末现金及现金等价物余额 | 845,756,001.5 | 844,899,535 | 782,873,993.76 | 823,391,777.59 |
| 补充资料: | | | | |
| 净利润 | - | 8,422,397.23 | - | 68,654,869.62 |
| 资产减值准备 | - | 3,553,985.66 | - | 3,295,843.55 |
| 固定资产和投资性房地产折旧 | - | 9,230,664.29 | - | 11,712,469.73 |
| 其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | - | 9,230,664.29 | - | 11,712,469.73 |
| 无形资产摊销 | - | 10,484,925.56 | - | 22,026,699.29 |
| 长期待摊费用摊销 | - | 2,509,157.79 | - | 3,276,931.24 |
| 处置固定资产、无形资产和其他长期资产的损失 | - | - | - | -4,675.61 |
| 公允价值变动损失 | - | - | - | -43,050.8 |
| 财务费用 | - | 73,591.39 | - | 301,222.62 |
| 递延所得税 | - | -5,452,203.21 | - | -5,455,058.16 |
| 其中:递延所得税资产减少 | - | -5,145,455.7 | - | -4,820,965.87 |
| 递延所得税负债增加 | - | -306,747.51 | - | -634,092.29 |
| 存货的减少 | - | -7,120,703.05 | - | 12,394,986.39 |
| 经营性应收项目的减少 | - | -86,973,357.58 | - | -28,830,417.89 |
| 经营性应付项目的增加 | - | 59,858,384.07 | - | -188,167,699.05 |
| 现金的期末余额 | - | 844,899,535 | - | 823,391,777.59 |
| 减:现金的期初余额 | - | 823,391,777.59 | - | 987,109,635.87 |
| 现金及现金等价物的净增加额 | - | 21,507,757.41 | - | -163,717,858.28 |
| 公告日期 | 2025-10-31 | 2025-08-28 | 2025-04-25 | 2025-04-25 |
| 审计意见(境内) | | | | 标准无保留意见 |