| 报告期 | 2024-12-31 | 2024-06-30 | 2023-12-31 | 2022-12-31 |
| 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 | 1,111,993,939.97 | 597,329,342.14 | 914,038,572.76 | 700,396,424.98 |
| 收到的税费返还 | 900,016.75 | 655,983.96 | 864,537.42 | 1,583,259.64 |
| 收到其他与经营活动有关的现金 | 13,232,775.51 | 6,611,150.75 | 12,511,099.81 | 19,052,667.77 |
| 经营活动现金流入的平衡项目 | 0 | 0 | 0 | 0 |
| 经营活动现金流入小计 | 1,126,126,732.23 | 604,596,476.85 | 927,414,209.99 | 721,032,352.39 |
| 购买商品、接受劳务支付的现金 | 488,783,914.87 | 225,292,142.03 | 337,630,819.83 | 319,460,499.96 |
| 支付给职工以及为职工支付的现金 | 139,950,881.01 | 71,954,364.72 | 116,370,233.04 | 107,454,231.91 |
| 支付的各项税费 | 74,847,803.09 | 41,063,715.9 | 62,455,795.65 | 45,270,437.5 |
| 支付其他与经营活动有关的现金 | 333,076,596.59 | 197,396,275.16 | 260,394,990.97 | 177,848,405.56 |
| 经营活动现金流出的平衡项目 | 0 | 0 | 0 | 0 |
| 经营活动现金流出小计 | 1,036,659,195.56 | 535,706,497.81 | 776,851,839.49 | 650,033,574.93 |
| 经营活动产生的现金流量净额平衡项目 | 0 | 0.01 | 0 | 0 |
| 经营活动产生的现金流量净额 | 89,467,536.67 | 68,889,979.05 | 150,562,370.5 | 70,998,777.46 |
| 二、投资活动产生的现金流量: | | | | |
| 收回投资收到的现金 | 622,100,000 | 196,000,000 | 503,200,000 | 480,000,000 |
| 取得投资收益收到的现金 | 1,883,711.23 | 830,996.31 | 1,819,386.11 | 110,545.44 |
| 处置固定资产、无形资产和其他长期资产收回的现金净额 | 107,338.1 | 76,161.27 | 160,670.17 | 162,154.02 |
| 投资活动现金流入的平衡项目 | 0 | 0 | 0 | 0 |
| 投资活动现金流入小计 | 624,091,049.33 | 196,907,157.58 | 505,180,056.28 | 480,272,699.46 |
| 购建固定资产、无形资产和其他长期资产支付的现金 | 25,881,377.51 | 7,714,896.39 | 31,570,004.56 | 23,185,597.89 |
| 投资支付的现金 | 622,100,000 | 300,100,000 | 503,200,000 | 480,000,000 |
| 投资活动现金流出的平衡项目 | 0 | 0 | 0 | 0 |
| 投资活动现金流出小计 | 647,981,377.51 | 307,814,896.39 | 534,770,004.56 | 503,185,597.89 |
| 投资活动产生的现金流量净额平衡项目 | 0 | -0.01 | 0 | 0 |
| 投资活动产生的现金流量净额 | -23,890,328.18 | -110,907,738.82 | -29,589,948.28 | -22,912,898.43 |
| 三、筹资活动产生的现金流量: | | | | |
| 取得借款收到的现金 | 1,000 | - | 40,000,000 | 78,712,203.22 |
| 收到其他与筹资活动有关的现金 | 280,844.02 | 168,422.01 | 234,515.68 | 1,088,413.01 |
| 筹资活动现金流入平衡项目 | 0 | 0 | 0 | 0 |
| 筹资活动现金流入小计 | 281,844.02 | 168,422.01 | 40,234,515.68 | 79,800,616.23 |
| 偿还债务支付的现金 | 20,000,000 | 20,000,000 | 70,562,203.22 | 107,150,000 |
| 分配股利、利润或偿付利息支付的现金 | 102,406.8 | 126,592.65 | 1,106,761.95 | 3,554,474.04 |
| 支付其他与筹资活动有关的现金 | 12,220,690.63 | 5,250,753.15 | 16,447,868.34 | 11,018,549.6 |
| 筹资活动现金流出平衡项目 | 0 | 0 | 0 | 0 |
| 筹资活动现金流出小计 | 32,323,097.43 | 25,377,345.8 | 88,116,833.51 | 121,723,023.64 |
| 筹资活动产生的现金流量净额平衡项目 | 0 | 0 | 0 | 0 |
| 筹资活动产生的现金流量净额 | -32,041,253.41 | -25,208,923.79 | -47,882,317.83 | -41,922,407.41 |
| 四、汇率变动对现金及现金等价物的影响 | 1,262,973.53 | 80,547.12 | 965,328.11 | 9,904,790.24 |
| 现金及现金等价物净增加额平衡项目 | 0 | 0 | 0 | 0 |
| 五、现金及现金等价物净增加额 | 34,798,928.61 | -67,146,136.44 | 74,055,432.5 | 16,068,261.86 |
| 加:期初现金及现金等价物余额 | 267,833,115.86 | 267,833,115.86 | 193,777,683.36 | 177,709,421.5 |
| 期末现金及现金等价物余额平衡项目 | 0 | 0 | 0 | 0 |
| 期末现金及现金等价物余额 | 302,632,044.47 | 200,686,979.42 | 267,833,115.86 | 193,777,683.36 |
| 补充资料: | | | | |
| 净利润 | 87,655,848.16 | 51,780,598.87 | 84,977,793.26 | 58,871,797.35 |
| 资产减值准备 | 2,535,983.75 | 3,449,678.84 | 4,034,676.6 | 2,756,582.54 |
| 固定资产和投资性房地产折旧 | 16,373,711.25 | 8,179,224.85 | 16,217,678.04 | 15,782,777.78 |
| 无形资产摊销 | 1,267,726.92 | 628,164.74 | 904,275.8 | 707,376.27 |
| 长期待摊费用摊销 | 1,725,311.71 | 804,354.32 | 1,681,866.94 | 1,432,986.74 |
| 处置固定资产、无形资产和其他长期资产的损失 | -278,057.16 | -274,324.53 | -165,077.68 | -1,761,449.32 |
| 固定资产报废损失 | 23,429.07 | 4,583.36 | 242,791.65 | 73,760.68 |
| 公允价值变动损失 | -1,544,746.56 | -872,338.33 | -1,411,529.04 | 268,270 |
| 财务费用 | 921,063.44 | 1,119,714.71 | 2,288,475.16 | -3,409,238.21 |
| 投资损失 | -338,964.67 | -143,256.58 | -407,857.07 | -378,815.44 |
| 递延所得税 | -4,739,794.49 | -4,890,196.95 | -7,713,452.54 | -3,921,647.15 |
| 其中:递延所得税资产减少 | -4,761,408.29 | -4,890,196.95 | -7,713,452.54 | -3,921,647.15 |
| 递延所得税负债增加 | 21,613.8 | - | - | - |
| 存货的减少 | -26,975,548.06 | -7,810,520.78 | -8,238,060.03 | 9,775,838.83 |
| 经营性应收项目的减少 | -7,332,389.22 | -1,599,340.82 | -11,068,969.01 | -3,278,211.14 |
| 经营性应付项目的增加 | 6,270,736.64 | 22,649,438.86 | 53,865,575.51 | -28,041,270.42 |
| 其他 | 6,282,481.44 | -7,797,594.27 | 7,570,338.02 | 13,704,393.98 |
| 不涉及现金收支的投资和筹资活动金额其他项目 | 4,516,356.9 | 4,516,356.9 | 1,462,701.46 | 1,351,384.75 |
| 现金的期末余额 | 302,632,044.47 | 200,686,979.42 | 267,833,115.86 | 193,777,683.36 |
| 减:现金的期初余额 | 267,833,115.86 | 267,833,115.86 | 193,777,683.36 | 177,709,421.5 |
| 公告日期 | 2025-02-12 | 2025-02-12 | 2025-02-12 | 2023-03-31 |
| 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 | 标准无保留意见 |