| 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 | 773,559,547.93 | 521,591,528.71 | 222,061,784.67 | 928,627,021.32 |
| 收到的税费返还 | 5,279,498.55 | 3,012,451.22 | 1,727,990.9 | 10,458,504.35 |
| 收到其他与经营活动有关的现金 | 42,963,997.4 | 27,987,563.3 | 3,221,542.3 | 168,489,009.64 |
| 经营活动现金流入小计 | 821,803,043.88 | 552,591,543.23 | 227,011,317.87 | 1,107,574,535.31 |
| 购买商品、接受劳务支付的现金 | 322,723,239.75 | 218,435,791.24 | 128,002,545.01 | 395,273,932.11 |
| 支付给职工以及为职工支付的现金 | 331,981,790.86 | 242,110,405.8 | 157,658,820.01 | 388,789,383.85 |
| 支付的各项税费 | 43,172,593.13 | 26,870,189.96 | 13,863,753.27 | 62,665,659.19 |
| 支付其他与经营活动有关的现金 | 108,571,930.08 | 65,785,625.2 | 32,465,924.18 | 119,227,677.54 |
| 经营活动现金流出小计 | 806,449,553.82 | 553,202,012.2 | 331,991,042.47 | 965,956,652.69 |
| 经营活动产生的现金流量净额 | 15,353,490.06 | -610,468.97 | -104,979,724.6 | 141,617,882.62 |
| 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 | 28,620 | 247,469.06 | 237,099.06 | 346,638.25 |
| 投资活动现金流入小计 | 28,620 | 247,469.06 | 237,099.06 | 346,638.25 |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 75,707,987.86 | 59,169,323.51 | 38,095,426.7 | 155,973,687.76 |
| 投资活动现金流出小计 | 75,707,987.86 | 59,169,323.51 | 38,095,426.7 | 155,973,687.76 |
| 投资活动产生的现金流量净额 | -75,679,367.86 | -58,921,854.45 | -37,858,327.64 | -155,627,049.51 |
| 三、筹资活动产生的现金流量: | | | | |
| 吸收投资收到的现金 | 1,870,000 | 137,863.2 | 1,870,000 | 7,450,000 |
| 其中:子公司吸收少数股东投资收到的现金 | 1,870,000 | 1,870,000 | 1,870,000 | 7,450,000 |
| 取得借款收到的现金 | 22,923,740.68 | 18,899,070.68 | 15,587,882.68 | 84,633,230.22 |
| 筹资活动现金流入小计 | 24,793,740.68 | 19,036,933.88 | 17,457,882.68 | 92,083,230.22 |
| 偿还债务支付的现金 | 16,244,518.31 | 321,890.11 | - | 11,850,000 |
| 分配股利、利润或偿付利息支付的现金 | 47,444,373.35 | 897,380.42 | 549,255.97 | 38,463,445.91 |
| 支付其他与筹资活动有关的现金 | 21,170,350.67 | 7,043,753.81 | 4,608,222.36 | 40,636,973.05 |
| 筹资活动现金流出小计 | 84,859,242.33 | 8,263,024.34 | 5,157,478.33 | 90,950,418.96 |
| 筹资活动产生的现金流量净额 | -60,065,501.65 | 10,773,909.54 | 12,300,404.35 | 1,132,811.26 |
| 四、汇率变动对现金及现金等价物的影响 | 186,757.97 | 222,553.35 | 56,632.24 | -159,533.51 |
| 五、现金及现金等价物净增加额 | -120,204,621.48 | -48,535,860.53 | -130,481,015.65 | -13,035,889.14 |
| 加:期初现金及现金等价物余额 | 249,648,955.48 | 249,648,955.48 | 249,648,955.48 | 262,684,844.62 |
| 期末现金及现金等价物余额 | 129,444,334 | 201,113,094.95 | 119,167,939.83 | 249,648,955.48 |
| 补充资料: | | | | |
| 净利润 | - | 48,077,887.89 | - | 121,302,501.7 |
| 资产减值准备 | - | -4,601,022.17 | - | 13,299,787.96 |
| 固定资产和投资性房地产折旧 | - | 35,347,481.28 | - | 61,366,653.05 |
| 其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | - | 35,347,481.28 | - | 61,366,653.05 |
| 无形资产摊销 | - | 566,977.94 | - | 1,133,955.84 |
| 长期待摊费用摊销 | - | 6,791,671.39 | - | 12,278,874.6 |
| 处置固定资产、无形资产和其他长期资产的损失 | - | - | - | -169,939.54 |
| 固定资产报废损失 | - | -5,533.19 | - | 78,761.26 |
| 财务费用 | - | 1,701,915.52 | - | 5,508,952.6 |
| 投资损失 | - | - | - | 377,708.82 |
| 递延所得税 | - | 9,246.38 | - | -1,869,208.31 |
| 其中:递延所得税资产减少 | - | -887,533.25 | - | -13,070,055.84 |
| 递延所得税负债增加 | - | 896,779.63 | - | 11,200,847.53 |
| 存货的减少 | - | -42,405,926.2 | - | -30,096,316.04 |
| 经营性应收项目的减少 | - | -30,047,867.5 | - | -136,147,742.59 |
| 经营性应付项目的增加 | - | -34,299,814.29 | - | 57,816,511.69 |
| 其他 | - | 3,247,977.04 | - | 9,745,907.76 |
| 融资租入固定资产 | - | - | - | 20,860,918.22 |
| 现金的期末余额 | - | 201,113,094.95 | - | 249,648,955.48 |
| 减:现金的期初余额 | - | 249,648,955.48 | - | 262,684,844.62 |
| 现金及现金等价物的净增加额 | - | -48,535,860.53 | - | -13,035,889.14 |
| 公告日期 | 2025-10-24 | 2025-08-27 | 2025-04-28 | 2025-04-17 |
| 审计意见(境内) | | | | 标准无保留意见 |