| 报告期 | 2025-03-31 | 2024-12-31 | 2024-09-30 | 2024-06-30 |
| 公司类型 | 通用 | 通用 | 通用 | 通用 |
| 流动资产: | | | | |
| 货币资金 | 39,095,780.51 | 43,415,547.05 | 50,217,069.42 | 88,926,552.62 |
| 应收票据及应收账款 | 317,346,268.81 | 200,758,357.92 | 247,599,197.95 | 211,584,248.37 |
| 其中：应收票据 | 20,737.66 | 2,618,943.4 | 17,722,701.97 | 4,907,185.83 |
| 应收账款 | 317,325,531.15 | 198,139,414.52 | 229,876,495.98 | 206,677,062.54 |
| 应收款项融资 | 427,282.79 | 98,096.8 | 4,390,403.05 | 99,511.73 |
| 预付款项 | 73,082,201.71 | 101,148,070.13 | 143,023,800.63 | 121,207,659.14 |
| 其他应收款合计 | 9,895,669.15 | 9,326,960.04 | 4,700,874.55 | 5,522,661.56 |
| 存货 | 112,150,402.09 | 122,513,706.49 | 65,880,005.04 | 89,981,977.89 |
| 其他流动资产 | 8,976,459.19 | 9,619,394.82 | 3,469,497.37 | 13,173,899.39 |
| 流动资产平衡项目 | 0 | 0 | 0 | 0 |
| 流动资产合计 | 560,974,064.25 | 486,880,133.25 | 519,280,848.01 | 530,496,510.7 |
| 非流动资产: | | | | |
| 固定资产 | 49,828,822.82 | 41,298,203.61 | 30,098,509.98 | 31,269,326.71 |
| 在建工程 | - | 7,258,545.52 | 9,380,222.99 | 7,636,367.87 |
| 使用权资产 | 16,822,319.82 | 15,496,260.65 | 9,112,148.24 | 10,366,976.41 |
| 无形资产 | 627,652.74 | 381,212.33 | 80,592.94 | 81,812.04 |
| 长期待摊费用 | 8,075,397.72 | 8,446,353.69 | 8,033,937.37 | 7,572,123.56 |
| 递延所得税资产 | 6,253,001.16 | 4,746,869.79 | 5,393,239.22 | 5,618,782.45 |
| 其他非流动资产 | 3,103,479.65 | 5,496,983.19 | 1,894,056.08 | 1,960,954 |
| 非流动资产平衡项目 | 0 | 0 | 0 | 0 |
| 非流动资产合计 | 84,710,673.91 | 83,124,428.78 | 63,992,706.82 | 64,506,343.04 |
| 资产平衡项目 | 0 | 0 | 0 | 0 |
| 资产总计 | 645,684,738.16 | 570,004,562.03 | 583,273,554.83 | 595,002,853.74 |
| 流动负债: | | | | |
| 短期借款 | 103,184,064.17 | 59,218,906.15 | 83,464,958.89 | 108,495,903.33 |
| 交易性金融负债 | 680,487.02 | 765,574.26 | 2,257,467.62 | 1,146,978.84 |
| 应付票据及应付账款 | 167,663,950.96 | 167,034,065.29 | 176,265,656.23 | 197,569,469.27 |
| 其中：应付票据 | 61,497,134.92 | 66,739,314.11 | 101,610,475.63 | 127,286,192.16 |
| 应付账款 | 106,166,816.04 | 100,294,751.18 | 74,655,180.6 | 70,283,277.11 |
| 合同负债 | 2,118,919.33 | 2,436,265.15 | 2,925,668.63 | 264,055.99 |
| 应付职工薪酬 | 4,053,754.41 | 6,811,827.21 | 5,208,478.84 | 4,926,312.95 |
| 应交税费 | 13,989,099.35 | 12,317,198.86 | 9,333,348.12 | 8,457,418.21 |
| 其他应付款合计 | 185,609 | 185,609 | 185,609 | 196,532.38 |
| 一年内到期的非流动负债 | 7,583,142.85 | 7,961,764.73 | 5,896,479.13 | 5,671,040.73 |
| 其他流动负债 | 296,161.4 | 2,935,622.1 | 18,085,981.27 | 2,844,730.46 |
| 流动负债平衡项目 | 0 | 0 | 0 | 0 |
| 流动负债合计 | 299,755,188.49 | 259,666,832.75 | 303,623,647.73 | 329,572,442.16 |
| 非流动负债: | | | | |
| 租赁负债 | 10,007,066.25 | 8,244,036.78 | 4,783,316.32 | 7,103,462.94 |
| 预计负债 | 370,347.89 | 370,347.89 | - | - |
| 递延所得税负债 | 2,359,858.77 | 2,159,057.34 | 2,375,874.1 | 2,639,004.25 |
| 非流动负债平衡项目 | 0 | 0 | 0 | 0 |
| 非流动负债合计 | 12,737,272.91 | 10,773,442.01 | 7,159,190.42 | 9,742,467.19 |
| 负债平衡项目 | 0 | 0 | 0 | 0 |
| 负债合计 | 312,492,461.4 | 270,440,274.76 | 310,782,838.15 | 339,314,909.35 |
| 所有者权益(或股东权益): | | | | |
| 实收资本(或股本) | 30,797,000 | 30,797,000 | 30,797,000 | 30,797,000 |
| 资本公积 | 107,063,373.98 | 106,959,088.48 | 105,706,640.75 | 105,595,280.25 |
| 其他综合收益 | 134,851.3 | 128,738.94 | - | - |
| 专项储备 | 5,592,226.61 | 4,659,081.73 | 4,162,369.56 | 3,604,623.4 |
| 盈余公积 | 16,945,842.44 | 16,945,842.44 | 7,885,953.56 | 7,885,953.56 |
| 未分配利润 | 172,134,752.75 | 139,261,927.1 | 123,938,752.81 | 107,805,087.18 |
| 归属于母公司股东权益平衡项目 | 0 | 0 | 0 | 0 |
| 归属于母公司股东权益合计 | 332,668,047.08 | 298,751,678.69 | 272,490,716.68 | 255,687,944.39 |
| 少数股东权益 | 524,229.68 | 812,608.58 | - | - |
| 股东权益平衡项目 | 0 | 0 | 0 | 0 |
| 股东权益合计 | 333,192,276.76 | 299,564,287.27 | 272,490,716.68 | 255,687,944.39 |
| 负债和股东权益合计 | 645,684,738.16 | 570,004,562.03 | 583,273,554.83 | 595,002,853.74 |
| 公告日期 | 2025-05-19 | 2025-02-21 | 2024-12-02 | 2024-08-30 |
| 审计意见(境内) | | 标准无保留意见 | | 标准无保留意见 |