| 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 | 1,741,821,301.04 | 1,055,068,509.17 | 464,854,482.59 | 1,895,358,082.19 |
| 收到的税费返还 | 37,764,669.31 | 24,202,250.78 | 12,052,487.89 | 17,483,601.72 |
| 收到其他与经营活动有关的现金 | 19,777,289.25 | 8,796,806.29 | 1,293,676.91 | 11,372,848.02 |
| 经营活动现金流入小计 | 1,799,363,259.6 | 1,088,067,566.24 | 478,200,647.39 | 1,924,214,531.93 |
| 购买商品、接受劳务支付的现金 | 1,553,020,525.65 | 841,558,308.18 | 473,138,374.81 | 1,468,036,617.85 |
| 支付给职工以及为职工支付的现金 | 93,746,942.76 | 72,167,563.88 | 37,737,857.06 | 119,180,123 |
| 支付的各项税费 | 58,534,745.99 | 42,011,301.32 | 17,163,405.45 | 79,097,369.32 |
| 支付其他与经营活动有关的现金 | 96,464,804.46 | 52,592,697.25 | 39,179,507.27 | 112,665,188.47 |
| 经营活动现金流出小计 | 1,801,767,018.86 | 1,008,329,870.63 | 567,219,144.59 | 1,778,979,298.64 |
| 经营活动产生的现金流量净额 | -2,403,759.26 | 79,737,695.61 | -89,018,497.2 | 145,235,233.29 |
| 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 | 159,973.45 | 34,130 | 34,130 | 474,645.8 |
| 投资活动现金流入小计 | 159,973.45 | 34,130 | 34,130 | 474,645.8 |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 21,864,328.25 | 18,283,300.4 | 1,344,401.13 | 29,225,995.12 |
| 投资支付的现金 | 2,461,358.17 | - | - | - |
| 投资活动现金流出小计 | 24,325,686.42 | 18,283,300.4 | 1,344,401.13 | 29,225,995.12 |
| 投资活动产生的现金流量净额 | -24,165,712.97 | -18,249,170.4 | -1,310,271.13 | -28,751,349.32 |
| 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 | 1,169,015.14 | 1,160,016.31 | - | - |
| 筹资活动现金流入平衡项目 | 0 | 0 | - | - |
| 筹资活动现金流入小计 | 1,169,015.14 | 1,160,016.31 | - | - |
| 支付其他与筹资活动有关的现金 | 5,736,615.84 | 3,787,409.45 | 3,531,281.48 | 6,753,328.56 |
| 筹资活动现金流出小计 | 5,736,615.84 | 3,787,409.45 | 3,531,281.48 | 6,753,328.56 |
| 筹资活动产生的现金流量净额 | -4,567,600.7 | -2,627,393.14 | -3,531,281.48 | -6,753,328.56 |
| 四、汇率变动对现金及现金等价物的影响 | -45,029.66 | 502,712.46 | 471,506.27 | 1,824,284.22 |
| 五、现金及现金等价物净增加额 | -31,182,102.59 | 59,363,844.53 | -93,388,543.54 | 111,554,839.63 |
| 加:期初现金及现金等价物余额 | 476,104,168.41 | 476,104,168.41 | 476,104,168.41 | 364,549,328.78 |
| 期末现金及现金等价物余额 | 444,922,065.82 | 535,468,012.94 | 382,715,624.87 | 476,104,168.41 |
| 补充资料: | | | | |
| 净利润 | - | 87,404,600 | - | 156,654,800 |
| 资产减值准备 | - | -157,500 | - | 307,900 |
| 固定资产和投资性房地产折旧 | - | 8,907,900 | - | 13,972,600 |
| 其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | - | 8,907,900 | - | 13,972,600 |
| 无形资产摊销 | - | 865,500 | - | 1,382,300 |
| 长期待摊费用摊销 | - | 821,800 | - | 1,341,900 |
| 固定资产报废损失 | - | 3,300 | - | 36,600 |
| 财务费用 | - | -128,000 | - | -1,604,400 |
| 递延所得税 | - | -2,420,400 | - | -8,601,300 |
| 其中:递延所得税资产减少 | - | -2,218,900 | - | -8,172,600 |
| 递延所得税负债增加 | - | -201,500 | - | -428,700 |
| 存货的减少 | - | -24,514,000 | - | -29,497,700 |
| 经营性应收项目的减少 | - | -6,632,900 | - | -292,817,700 |
| 经营性应付项目的增加 | - | 10,471,300 | - | 291,515,600 |
| 其他 | - | 306,900 | - | 1,463,900 |
| 现金及现金等价物的净增加额 | - | 59,363,844.53 | - | 111,554,839.63 |
| 公告日期 | 2025-10-21 | 2025-08-12 | 2025-05-30 | 2025-03-04 |
| 审计意见(境内) | | 标准无保留意见 | | 标准无保留意见 |