| 报告期 | 2024-06-30 | 2023-12-31 | 2023-06-30 | 2022-12-31 |
| 公司类型 | 通用 | 通用 | 通用 | 通用 |
| 一、营业总收入 | 504,525,437.42 | 1,033,526,739.74 | 476,122,618.09 | 1,093,232,168.26 |
| 营业收入 | 504,525,437.42 | 1,033,526,739.74 | 476,122,618.09 | 1,093,232,168.26 |
| 二、营业总成本 | 434,774,580.75 | 884,502,695.03 | 404,680,315.16 | 901,694,102.3 |
| 营业成本 | 390,483,469.98 | 797,566,850.12 | 368,826,203.4 | 829,185,742.31 |
| 税金及附加 | 4,331,627.34 | 7,887,958.61 | 4,089,395.46 | 9,090,890.81 |
| 销售费用 | 13,406,346.49 | 26,010,894.12 | 12,235,507.38 | 25,970,659.57 |
| 管理费用 | 15,721,489.16 | 28,625,430.06 | 14,863,787.75 | 31,356,960.95 |
| 研发费用 | 19,457,401.48 | 36,586,727.08 | 17,112,047.85 | 35,299,397.76 |
| 财务费用 | -8,625,753.7 | -12,175,164.96 | -12,446,626.68 | -29,209,549.1 |
| 其中:利息费用 | - | 650,757.89 | 420,099.99 | 1,658,644.47 |
| 其中:利息收入 | 4,491,622.61 | 4,354,235.59 | 1,364,300.71 | 2,565,363.15 |
| 加:公允价值变动收益 | - | -488,600 | - | - |
| 加:投资收益 | -195,400 | -16,190,020 | -16,231,020 | 102,927.62 |
| 资产处置收益 | 212,436.27 | 29,399.49 | - | -3,024,701.38 |
| 资产减值损失(新) | -4,040,815.23 | -4,715,963.41 | -4,205,552.92 | -5,422,297.35 |
| 信用减值损失(新) | 1,484,498.25 | -5,996,216.01 | -7,317,561.04 | -14,528,060.7 |
| 其他收益 | 1,863,579.52 | 13,239,830.52 | 10,945,326.27 | 7,536,655.62 |
| 营业利润平衡项目 | 0 | 0 | 0 | 0 |
| 四、营业利润 | 69,075,155.48 | 134,902,475.3 | 54,633,495.24 | 176,202,589.77 |
| 加:营业外收入 | 222,650.36 | 7,904,768.04 | 7,298,549.44 | 1,800,936.83 |
| 减:营业外支出 | 37,652.12 | 182,621.43 | 21,142.12 | 173,737.12 |
| 利润总额平衡项目 | 0 | 0 | 0 | 0 |
| 五、利润总额 | 69,260,153.72 | 142,624,621.91 | 61,910,902.56 | 177,829,789.48 |
| 减:所得税费用 | 8,317,436.43 | 19,078,375.75 | 8,710,265.23 | 20,492,951.37 |
| 六、净利润 | 60,942,717.29 | 123,546,246.16 | 53,200,637.33 | 157,336,838.11 |
| 持续经营净利润 | 60,942,717.29 | 123,546,246.16 | 53,200,637.33 | 157,336,838.11 |
| 归属于母公司股东的净利润 | 60,942,717.29 | 123,546,246.16 | 53,200,637.33 | 157,336,838.11 |
| (一)基本每股收益 | 0.68 | 1.37 | 0.59 | 1.75 |
| (二)稀释每股收益 | 0.68 | 1.37 | 0.59 | 1.75 |
| 九、综合收益总额 | 60,942,717.29 | 123,546,246.16 | 53,200,637.33 | 157,336,838.11 |
| 归属于母公司股东的综合收益总额 | 60,942,717.29 | 123,546,246.16 | - | 157,336,838.11 |
| 公告日期 | 2024-10-17 | 2024-05-13 | 2024-01-11 | 2023-02-28 |
| 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 |