| 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 | 918,753,765.94 | 592,678,364.65 | 287,983,252.26 | 1,336,728,581.02 |
| 收到的税费返还 | 525,090.19 | 525,090.19 | - | 1,391,063.48 |
| 收到其他与经营活动有关的现金 | 2,323,240.09 | 1,395,188.22 | 836,936.89 | 18,120,024.86 |
| 经营活动现金流入小计 | 921,602,096.22 | 594,598,643.06 | 288,820,189.15 | 1,356,239,669.36 |
| 购买商品、接受劳务支付的现金 | 718,946,785.25 | 480,109,807.35 | 227,955,270.52 | 977,446,835.65 |
| 支付给职工以及为职工支付的现金 | 88,077,839.02 | 59,795,142.35 | 32,309,174.78 | 121,589,464.3 |
| 支付的各项税费 | 33,578,124.92 | 26,528,836.91 | 10,207,540.93 | 36,721,205.77 |
| 支付其他与经营活动有关的现金 | 16,651,288.37 | 10,706,736.01 | 5,160,931.29 | 22,251,100.97 |
| 经营活动现金流出小计 | 857,254,037.56 | 577,140,522.62 | 275,632,917.52 | 1,158,008,606.69 |
| 经营活动产生的现金流量净额 | 64,348,058.66 | 17,458,120.44 | 13,187,271.63 | 198,231,062.67 |
| 二、投资活动产生的现金流量: | | | | |
| 处置固定资产、无形资产和其他长期资产收回的现金净额 | 605,637.17 | 99,000 | 99,000 | 287,159.29 |
| 投资活动现金流入小计 | 605,637.17 | 99,000 | 99,000 | 287,159.29 |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 28,760,648.75 | 15,644,396.56 | 3,056,326.76 | 12,818,732.3 |
| 投资活动现金流出小计 | 28,760,648.75 | 15,644,396.56 | 3,056,326.76 | 12,818,732.3 |
| 投资活动产生的现金流量净额 | -28,155,011.58 | -15,545,396.56 | -2,957,326.76 | -12,531,573.01 |
| 三、筹资活动产生的现金流量: | | | | |
| 分配股利、利润或偿付利息支付的现金 | 41,065,859.54 | 40,257,359.54 | - | 30,316,400 |
| 其中:子公司支付给少数股东的股利、利润 | 808,500 | 0 | - | 715,400 |
| 支付其他与筹资活动有关的现金 | 1,890,800.15 | 1,255,502.7 | 609,471.84 | 2,340,370.01 |
| 筹资活动现金流出小计 | 42,956,659.69 | 41,512,862.24 | 609,471.84 | 32,656,770.01 |
| 筹资活动产生的现金流量净额 | -42,956,659.69 | -41,512,862.24 | -609,471.84 | -32,656,770.01 |
| 四、汇率变动对现金及现金等价物的影响 | -288,871.02 | -144,853.88 | -51,143.04 | 229,867.79 |
| 五、现金及现金等价物净增加额 | -7,052,483.63 | -39,744,992.24 | 9,569,329.99 | 153,272,587.44 |
| 加:期初现金及现金等价物余额 | 661,470,502.26 | 661,470,502.26 | 661,470,502.26 | 508,197,914.82 |
| 期末现金及现金等价物余额 | 654,418,018.63 | 621,725,510.02 | 671,039,832.25 | 661,470,502.26 |
| 补充资料: | | | | |
| 净利润 | - | 58,453,872.55 | - | 126,367,358.56 |
| 资产减值准备 | - | 1,707,990.09 | - | -2,413,129.77 |
| 固定资产和投资性房地产折旧 | - | 19,474,049.52 | - | 40,359,093.66 |
| 其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | - | 19,474,049.52 | - | 40,359,093.66 |
| 无形资产摊销 | - | 1,872,176.16 | - | 3,730,440.4 |
| 长期待摊费用摊销 | - | 23,550.36 | - | 65,066.65 |
| 处置固定资产、无形资产和其他长期资产的损失 | - | 135,938.51 | - | 614,484.97 |
| 财务费用 | - | -1,300,963.74 | - | -1,588,042.28 |
| 递延所得税 | - | 201,768.85 | - | 1,196,601.32 |
| 其中:递延所得税资产减少 | - | 324,632.78 | - | 580,280.38 |
| 递延所得税负债增加 | - | -122,863.93 | - | 616,320.94 |
| 存货的减少 | - | 7,107,948.7 | - | -19,587,311.89 |
| 经营性应收项目的减少 | - | -38,015,065.49 | - | 5,491,260.81 |
| 经营性应付项目的增加 | - | -34,288,626.51 | - | 38,249,911.25 |
| 其他 | - | 861,438.6 | - | 3,555,763.8 |
| 现金的期末余额 | - | 621,725,510.02 | - | 661,470,502.26 |
| 减:现金的期初余额 | - | 661,470,502.26 | - | 508,197,914.82 |
| 现金及现金等价物的净增加额 | - | -39,744,992.24 | - | 153,272,587.44 |
| 公告日期 | 2025-10-23 | 2025-08-14 | 2025-04-24 | 2025-04-10 |
| 审计意见(境内) | | | | 标准无保留意见 |