| 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 | 752,713,472.78 | 497,141,207.49 | 192,526,448.02 | 1,231,299,478.39 |
| 收到的税费返还 | 1,274,061.47 | 1,274,061.47 | 1,274,061.47 | 1,120,546.66 |
| 收到其他与经营活动有关的现金 | 3,797,121.25 | 2,888,177.17 | 780,504.75 | 8,928,683.41 |
| 经营活动现金流入小计 | 757,784,655.5 | 501,303,446.13 | 194,581,014.24 | 1,241,348,708.46 |
| 购买商品、接受劳务支付的现金 | 552,780,460.2 | 382,506,467.28 | 187,422,252.94 | 755,276,724.71 |
| 支付给职工以及为职工支付的现金 | 102,464,581.67 | 71,456,924.04 | 40,543,368.99 | 122,547,861.94 |
| 支付的各项税费 | 49,446,068.04 | 30,778,063.51 | 10,343,883.87 | 65,826,396.87 |
| 支付其他与经营活动有关的现金 | 51,282,475.31 | 36,353,840.45 | 19,331,453.57 | 68,185,621.9 |
| 经营活动现金流出小计 | 755,973,585.22 | 521,095,295.28 | 257,640,959.37 | 1,011,836,605.42 |
| 经营活动产生的现金流量净额 | 1,811,070.28 | -19,791,849.15 | -63,059,945.13 | 229,512,103.04 |
| 二、投资活动产生的现金流量: | | | | |
| 取得投资收益收到的现金 | 1,018,983.65 | - | - | 791,443.6 |
| 处置固定资产、无形资产和其他长期资产收回的现金净额 | 124,421.96 | 10,375.56 | - | 1,143,042.85 |
| 投资活动现金流入的平衡项目 | 0 | 0 | - | 0 |
| 投资活动现金流入小计 | 1,143,405.61 | 10,375.56 | - | 1,934,486.45 |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 20,596,541.53 | 11,453,028.97 | 2,686,470.05 | 16,910,333.77 |
| 投资活动现金流出小计 | 20,596,541.53 | 11,453,028.97 | 2,686,470.05 | 16,910,333.77 |
| 投资活动产生的现金流量净额 | -19,453,135.92 | -11,442,653.41 | -2,686,470.05 | -14,975,847.32 |
| 三、筹资活动产生的现金流量: | | | | |
| 收到其他与筹资活动有关的现金 | 1,000,000 | 1,000,000 | - | 16,000,000 |
| 筹资活动现金流入平衡项目 | 0 | 0 | - | 0 |
| 筹资活动现金流入小计 | 1,000,000 | 1,000,000 | - | 16,000,000 |
| 偿还债务支付的现金 | - | - | - | 100,000,000 |
| 分配股利、利润或偿付利息支付的现金 | 20,000,000 | 20,000,000 | - | 60,727,442.88 |
| 支付其他与筹资活动有关的现金 | 3,360,000 | 1,000,000 | - | 1,000,000 |
| 筹资活动现金流出平衡项目 | 0 | 0 | - | 0 |
| 筹资活动现金流出小计 | 23,360,000 | 21,000,000 | - | 161,727,442.88 |
| 筹资活动产生的现金流量净额平衡项目 | 0 | 0 | - | 0 |
| 筹资活动产生的现金流量净额 | -22,360,000 | -20,000,000 | - | -145,727,442.88 |
| 四、汇率变动对现金及现金等价物的影响 | 238,903.29 | 229,776.35 | 173,618.32 | 1,035,131.84 |
| 五、现金及现金等价物净增加额 | -39,763,162.35 | -51,004,726.21 | -65,572,796.86 | 69,843,944.68 |
| 加:期初现金及现金等价物余额 | 94,776,445.19 | 94,776,445.19 | 94,776,445.19 | 24,932,500.51 |
| 期末现金及现金等价物余额 | 55,013,282.84 | 43,771,718.98 | 29,203,648.33 | 94,776,445.19 |
| 补充资料: | | | | |
| 净利润 | - | 44,763,408.54 | - | 120,697,619.07 |
| 资产减值准备 | - | -160,908.82 | - | 1,260,767.43 |
| 固定资产和投资性房地产折旧 | - | 78,862,223.56 | - | 156,416,575.2 |
| 其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | - | 78,862,223.56 | - | 156,416,575.2 |
| 无形资产摊销 | - | 2,427,416.89 | - | 4,598,349.15 |
| 固定资产报废损失 | - | 75,896.18 | - | 966,505.9 |
| 公允价值变动损失 | - | 0 | - | -59,800 |
| 财务费用 | - | 890,858.93 | - | 3,539,265.36 |
| 投资损失 | - | 0 | - | -791,443.6 |
| 递延所得税 | - | 6,330.27 | - | 2,035,886.34 |
| 其中:递延所得税资产减少 | - | -219,781.13 | - | 1,001,343.68 |
| 递延所得税负债增加 | - | 226,111.4 | - | 1,034,542.66 |
| 存货的减少 | - | -10,998,191.64 | - | -18,999,474.91 |
| 经营性应收项目的减少 | - | -123,504,731.36 | - | -58,117,003 |
| 经营性应付项目的增加 | - | -11,682,030.32 | - | 15,594,644.05 |
| 其他 | - | -1,293,561.46 | - | 1,133,361.34 |
| 现金的期末余额 | - | 43,771,718.98 | - | 94,776,445.19 |
| 减:现金的期初余额 | - | 94,776,445.19 | - | 24,932,500.51 |
| 现金及现金等价物的净增加额 | - | -51,004,726.21 | - | 69,843,944.68 |
| 公告日期 | 2025-10-22 | 2025-08-18 | 2025-04-22 | 2025-04-22 |
| 审计意见(境内) | | | | 标准无保留意见 |