| 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 | 923,775,199.56 | 600,230,285.39 | 266,444,978.61 | 1,241,931,194.05 |
| 收到的税费返还 | 137,871.11 | 137,871.11 | 60,835.09 | 41,940.42 |
| 收到其他与经营活动有关的现金 | 4,274,582.88 | 2,065,954.87 | 1,194,718.93 | 6,097,944.11 |
| 经营活动现金流入小计 | 928,187,653.55 | 602,434,111.37 | 267,700,532.63 | 1,248,071,078.58 |
| 购买商品、接受劳务支付的现金 | 622,079,280.28 | 422,382,370.78 | 227,462,590.15 | 720,332,528.21 |
| 支付给职工以及为职工支付的现金 | 144,728,270.05 | 103,311,205.97 | 62,007,981.1 | 220,657,961.87 |
| 支付的各项税费 | 35,798,928.61 | 21,997,177.97 | 7,093,752 | 45,034,326.36 |
| 支付其他与经营活动有关的现金 | 85,678,370.08 | 55,571,109.11 | 23,982,220.37 | 96,770,019.75 |
| 经营活动现金流出小计 | 888,284,849.02 | 603,261,863.83 | 320,546,543.62 | 1,082,794,836.19 |
| 经营活动产生的现金流量净额 | 39,902,804.53 | -827,752.46 | -52,846,010.99 | 165,276,242.39 |
| 二、投资活动产生的现金流量: | | | | |
| 收回投资收到的现金 | 238,150,000 | 181,610,000 | 80,250,000 | 186,130,000 |
| 取得投资收益收到的现金 | 500,017.72 | 490,820.7 | 435,603.48 | 156,150.47 |
| 处置固定资产、无形资产和其他长期资产收回的现金净额 | 16,187.23 | 10,789.91 | - | 662,568.7 |
| 投资活动现金流入小计 | 238,666,204.95 | 182,111,610.61 | 80,685,603.48 | 186,948,719.17 |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 61,766,517.67 | 39,756,229.72 | 10,430,153.26 | 48,615,408 |
| 投资支付的现金 | 234,170,000 | 191,010,000 | 71,967,000 | 243,993,000 |
| 投资活动现金流出小计 | 295,936,517.67 | 230,766,229.72 | 82,397,153.26 | 292,608,408 |
| 投资活动产生的现金流量净额 | -57,270,312.72 | -48,654,619.11 | -1,711,549.78 | -105,659,688.83 |
| 三、筹资活动产生的现金流量: | | | | |
| 取得借款收到的现金 | 30,000,000 | 30,000,000 | - | - |
| 收到其他与筹资活动有关的现金 | 14,544.16 | 14,544.16 | - | - |
| 筹资活动现金流入平衡项目 | 0 | 0 | - | - |
| 筹资活动现金流入小计 | 30,014,544.16 | 30,014,544.16 | - | - |
| 分配股利、利润或偿付利息支付的现金 | 13,534,053.3 | 13,327,053.3 | - | 33,267,008.25 |
| 支付其他与筹资活动有关的现金 | 42,972,192.06 | 27,205,982.37 | 3,773,615.39 | 24,197,666.74 |
| 筹资活动现金流出小计 | 56,506,245.36 | 40,533,035.67 | 3,773,615.39 | 57,464,674.99 |
| 筹资活动产生的现金流量净额 | -26,491,701.2 | -10,518,491.51 | -3,773,615.39 | -57,464,674.99 |
| 四、汇率变动对现金及现金等价物的影响 | 2,464.56 | 100,273.77 | 89,730.5 | 322,569.54 |
| 五、现金及现金等价物净增加额 | -43,856,744.83 | -59,900,589.31 | -58,241,445.66 | 2,474,448.11 |
| 加:期初现金及现金等价物余额 | 168,955,917.35 | 168,955,917.35 | 168,955,917.35 | 166,481,469.24 |
| 期末现金及现金等价物余额 | 125,099,172.52 | 109,055,328.04 | 110,714,471.69 | 168,955,917.35 |
| 补充资料: | | | | |
| 净利润 | - | 41,057,529.38 | - | 46,717,152.89 |
| 资产减值准备 | - | 2,076,856.43 | - | 74,340,549.71 |
| 固定资产和投资性房地产折旧 | - | 4,016,978.65 | - | 9,295,550.2 |
| 其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | - | 4,016,978.65 | - | 9,295,550.2 |
| 无形资产摊销 | - | 819,176.89 | - | 19,384,817.89 |
| 长期待摊费用摊销 | - | 5,903,654.87 | - | 10,131,658.27 |
| 处置固定资产、无形资产和其他长期资产的损失 | - | -233,240.96 | - | -4,381,300.68 |
| 固定资产报废损失 | - | - | - | 12,333.1 |
| 公允价值变动损失 | - | -309,669.4 | - | -376,726.21 |
| 财务费用 | - | 307,053.4 | - | 604,160.57 |
| 投资损失 | - | -147,972.13 | - | -147,045.64 |
| 递延所得税 | - | -11,273,641.91 | - | -28,973,472.53 |
| 其中:递延所得税资产减少 | - | -11,308,319.24 | - | -29,039,401.52 |
| 递延所得税负债增加 | - | 34,677.33 | - | 65,928.99 |
| 存货的减少 | - | 3,637,673.86 | - | 121,770,196.54 |
| 经营性应收项目的减少 | - | -11,835,010.43 | - | -437,842,732.99 |
| 经营性应付项目的增加 | - | -41,101,041.39 | - | 336,142,036.82 |
| 其他 | - | 4,655.42 | - | - |
| 现金的期末余额 | - | 109,055,328.04 | - | 168,955,917.35 |
| 减:现金的期初余额 | - | 168,955,917.35 | - | 166,481,469.24 |
| 现金及现金等价物的净增加额 | - | -59,900,589.31 | - | 2,474,448.11 |
| 公告日期 | 2025-10-29 | 2025-08-29 | 2025-04-29 | 2025-04-29 |
| 审计意见(境内) | | | | 标准无保留意见 |