| 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 | 323,965,340.96 | 236,631,882.38 | 128,116,426.71 | 556,789,517.66 |
| 收到的税费返还 | 374,203.13 | 374,203.13 | 374,203.13 | 2,697,387.96 |
| 收到其他与经营活动有关的现金 | 9,665,692.52 | 5,233,649.23 | 1,776,468.25 | 88,151,789.55 |
| 经营活动现金流入小计 | 334,005,236.61 | 242,239,734.74 | 130,267,098.09 | 647,638,695.17 |
| 购买商品、接受劳务支付的现金 | 91,481,038.26 | 81,193,623.49 | 53,550,827.27 | 299,141,921.76 |
| 支付给职工以及为职工支付的现金 | 81,715,799.42 | 56,059,013.34 | 29,928,668.3 | 117,084,896.47 |
| 支付的各项税费 | 40,918,508.02 | 26,614,087.31 | 12,468,610.94 | 38,089,102.41 |
| 支付其他与经营活动有关的现金 | 35,891,089.32 | 32,605,031.79 | 2,491,679.57 | 19,323,443.2 |
| 经营活动现金流出小计 | 250,006,435.02 | 196,471,755.93 | 98,439,786.08 | 473,639,363.84 |
| 经营活动产生的现金流量净额 | 83,998,801.59 | 45,767,978.81 | 31,827,312.01 | 173,999,331.33 |
| 二、投资活动产生的现金流量: | | | | |
| 收回投资收到的现金 | - | - | - | 938,000 |
| 取得投资收益收到的现金 | - | - | - | 343,238.24 |
| 处置固定资产、无形资产和其他长期资产收回的现金净额 | 4,000 | 4,000 | 4,000 | 1,018,977.15 |
| 投资活动现金流入小计 | 4,000 | 4,000 | 4,000 | 2,300,215.39 |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 17,413,028.74 | 4,112,583.54 | 1,404,696 | 19,930,859.84 |
| 投资活动现金流出小计 | 17,413,028.74 | 4,112,583.54 | 1,404,696 | 19,930,859.84 |
| 投资活动产生的现金流量净额 | -17,409,028.74 | -4,108,583.54 | -1,400,696 | -17,630,644.45 |
| 三、筹资活动产生的现金流量: | | | | |
| 筹资活动现金流入平衡项目 | - | - | 0 | - |
| 筹资活动现金流入小计 | - | - | 0 | - |
| 分配股利、利润或偿付利息支付的现金 | 61,726,300 | 61,726,300 | - | 61,726,300 |
| 筹资活动现金流出小计 | 61,726,300 | 61,726,300 | 0 | 61,726,300 |
| 筹资活动产生的现金流量净额 | -61,726,300 | -61,726,300 | 0 | -61,726,300 |
| 四、汇率变动对现金及现金等价物的影响 | 40,538.45 | -79,371.6 | 15,185.09 | 717,617.96 |
| 五、现金及现金等价物净增加额 | 4,904,011.3 | -20,146,276.33 | 30,441,801.1 | 95,360,004.84 |
| 加:期初现金及现金等价物余额 | 436,948,619.98 | 436,948,619.98 | 436,948,619.98 | 341,588,615.14 |
| 期末现金及现金等价物余额 | 441,852,631.28 | 416,802,343.65 | 467,390,421.08 | 436,948,619.98 |
| 补充资料: | | | | |
| 净利润 | - | 11,650,705.67 | - | 33,247,453.97 |
| 资产减值准备 | - | 1,640,953.56 | - | 4,614,249.54 |
| 固定资产和投资性房地产折旧 | - | 42,822,721.99 | - | 87,302,101.07 |
| 其中:固定资产折旧、油气资产折耗、生产性生物资产折旧 | - | 42,822,721.99 | - | 87,302,101.07 |
| 无形资产摊销 | - | 1,746,153.42 | - | 3,619,435.46 |
| 长期待摊费用摊销 | - | 1,679,154.01 | - | 2,647,304.9 |
| 处置固定资产、无形资产和其他长期资产的损失 | - | 267.87 | - | -556,439.43 |
| 固定资产报废损失 | - | - | - | 57,955.03 |
| 财务费用 | - | -79,371.6 | - | -717,617.96 |
| 投资损失 | - | - | - | -206,595.39 |
| 递延所得税 | - | -510,159.36 | - | -3,595,199.18 |
| 其中:递延所得税资产减少 | - | 1,012,656.2 | - | -767,806.57 |
| 递延所得税负债增加 | - | -1,522,815.56 | - | -2,827,392.61 |
| 存货的减少 | - | 16,803,095.9 | - | 10,787,943.94 |
| 经营性应收项目的减少 | - | -14,064,661.3 | - | 192,995,688.4 |
| 经营性应付项目的增加 | - | -13,272,907.18 | - | -165,955,881.91 |
| 其他 | - | -2,330,633.11 | - | - |
| 现金的期末余额 | - | 416,802,343.65 | - | 436,948,619.98 |
| 减:现金的期初余额 | - | 436,948,619.98 | - | 341,588,615.14 |
| 现金及现金等价物的净增加额 | - | -20,146,276.33 | - | 95,360,004.84 |
| 公告日期 | 2025-10-29 | 2025-08-20 | 2025-04-30 | 2025-04-03 |
| 审计意见(境内) | | | | 标准无保留意见 |