| 报告期 | 2026-06-30 | 2025-12-31 | 2025-06-30 | 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 | 1,010,981,236.09 | 2,335,221,441.24 | 794,652,254.82 | 2,035,891,403.35 |
| 收到其他与经营活动有关的现金 | 91,167,083.65 | 219,863,537.33 | 77,178,198.47 | 98,743,352.18 |
| 经营活动现金流入小计 | 1,102,148,319.74 | 2,555,084,978.57 | 871,830,453.29 | 2,134,634,755.53 |
| 购买商品、接受劳务支付的现金 | 744,408,025.6 | 1,169,609,532.61 | 596,548,930.39 | 1,057,792,826.95 |
| 支付给职工以及为职工支付的现金 | 280,048,082.96 | 605,924,531.91 | 267,449,960.1 | 570,850,359.68 |
| 支付的各项税费 | 93,363,378.49 | 179,172,907.17 | 82,814,031.38 | 125,020,446.03 |
| 支付其他与经营活动有关的现金 | 58,402,149.59 | 95,379,657.8 | 42,053,113.18 | 149,218,211.21 |
| 经营活动现金流出小计 | 1,176,221,636.64 | 2,050,086,629.49 | 988,866,035.05 | 1,902,881,843.87 |
| 经营活动产生的现金流量净额 | -74,073,316.9 | 504,998,349.08 | -117,035,581.76 | 231,752,911.66 |
| 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 | 14,159.3 | 16,233.2 | - | 87,712.4 |
| 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 | 14,159.3 | 16,233.2 | - | 87,712.4 |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 28,009,482.15 | 63,062,627.45 | 25,031,813.3 | 58,352,538.67 |
| 投资活动现金流出小计 | 28,009,482.15 | 63,062,627.45 | 25,031,813.3 | 58,352,538.67 |
| 投资活动产生的现金流量净额 | -27,995,322.85 | -63,046,394.25 | -25,031,813.3 | -58,264,826.27 |
| 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 | 4,662,556.9 | 5,018,681.86 | 4,757,145.1 | - |
| 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 | 4,662,556.9 | 5,018,681.86 | 4,757,145.1 | - |
| 分配股利、利润或偿付利息支付的现金 | - | - | - | 112,277,229.87 |
| 支付其他与筹资活动有关的现金 | 11,237,948.48 | 20,299,623.76 | 10,841,427.08 | 32,893,933.69 |
| 筹资活动现金流出小计 | 11,237,948.48 | 20,299,623.76 | 10,841,427.08 | 145,171,163.56 |
| 筹资活动产生的现金流量净额 | -6,575,391.58 | -15,280,941.9 | -6,084,281.98 | -145,171,163.56 |
| 四、汇率变动对现金及现金等价物的影响 | -6,598,906.24 | 869,399.13 | 2,259,027.29 | 176,043.34 |
| 五、现金及现金等价物净增加额 | -115,242,937.57 | 427,540,412.06 | -145,892,649.75 | 28,492,965.17 |
| 加:期初现金及现金等价物余额 | 1,627,472,757.91 | 1,199,932,345.85 | 1,199,932,345.85 | 1,171,439,380.68 |
| 期末现金及现金等价物余额 | 1,512,229,820.34 | 1,627,472,757.91 | 1,054,039,696.1 | 1,199,932,345.85 |
| 补充资料: | | | | |
| 净利润 | 166,759,603.16 | 438,211,620.65 | 160,342,803.09 | 274,588,759.58 |
| 资产减值准备 | 18,483,758.76 | 13,234,400.14 | -6,618,398.89 | 18,992,858.99 |
| 固定资产和投资性房地产折旧 | 39,377,886.02 | 71,858,374.5 | 35,744,023.78 | 71,797,791.71 |
| 其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | 39,377,886.02 | 71,858,374.5 | 35,744,023.78 | 71,797,791.71 |
| 无形资产摊销 | 3,659,274.09 | 6,891,626.65 | 3,216,149.37 | 5,448,187.34 |
| 处置固定资产、无形资产和其他长期资产的损失 | -27,555.23 | -321,328.15 | -273,741.77 | -2,899,628.22 |
| 固定资产报废损失 | 59,180.54 | 73,115.86 | - | -167,147.56 |
| 财务费用 | 7,125,549.51 | 51,047.53 | -1,780,335.53 | 1,514,788.01 |
| 递延所得税 | -11,527,079.85 | -10,030,502.4 | -7,820,571.58 | -10,895,981.37 |
| 其中:递延所得税资产减少 | -11,527,079.85 | -10,030,502.4 | -7,820,571.58 | -10,895,981.37 |
| 存货的减少 | -236,514,594.67 | 3,975,489.58 | -154,060,158.48 | 66,791,644.31 |
| 经营性应收项目的减少 | 22,271,196.91 | -29,195,500.81 | -217,452,254.06 | -274,680,594.13 |
| 经营性应付项目的增加 | -85,014,952.03 | -27,462,736.22 | 51,189,788.98 | 36,537,358.16 |
| 其他 | 5,742,187.27 | 9,662,954.07 | 4,735,294.74 | 8,658,856.64 |
| 不涉及现金收支的投资和筹资活动金额其他项目 | 15,975,725.42 | - | 7,426,271.09 | - |
| 现金的期末余额 | 1,512,229,820.34 | 1,627,472,757.91 | 1,054,039,696.1 | 1,199,932,345.85 |
| 减:现金的期初余额 | 1,627,472,757.91 | 1,199,932,345.85 | 1,199,932,345.85 | 1,171,439,380.68 |
| 现金及现金等价物的净增加额 | -115,242,937.57 | 427,540,412.06 | -145,892,649.75 | 28,492,965.17 |
| 公告日期 | 2026-08-20 | 2026-03-31 | 2025-12-24 | 2025-12-24 |
| 审计意见(境内) | | 标准无保留意见 | 标准无保留意见 | 标准无保留意见 |