| 报告期 | 2025-06-30 | 2025-03-31 | 2024-12-31 | 2024-09-30 |
| 公司类型 | 通用 | 通用 | 通用 | 通用 |
| 流动资产: | | | | |
| 货币资金 | 125,207,087.16 | 124,093,524.12 | 149,704,455.88 | 114,827,082.29 |
| 交易性金融资产 | 8,600,000 | 9,600,000 | - | 32,691,509.93 |
| 应收票据及应收账款 | 173,028,866.13 | 171,069,835.5 | 174,482,200.08 | 165,573,063.47 |
| 其中：应收票据 | 90,537,376.19 | 85,659,930.61 | 88,619,003.83 | 88,570,746.57 |
| 应收账款 | 82,491,489.94 | 85,409,904.89 | 85,863,196.25 | 77,002,316.9 |
| 应收款项融资 | 56,808,263.01 | 52,571,814.24 | 49,877,036.16 | 47,565,829.35 |
| 预付款项 | 6,284,391.04 | 9,763,720.52 | 4,267,843.1 | 10,604,200.8 |
| 其他应收款合计 | 1,057,036.6 | 826,824.23 | 64,000.23 | 270,347 |
| 存货 | 52,270,238.94 | 60,359,429.96 | 57,948,470.59 | 43,091,247.58 |
| 其他流动资产 | 14,931,533.5 | 9,432,859.48 | 9,715,137.29 | 2,391,542.99 |
| 流动资产合计 | 438,187,416.38 | 437,718,008.05 | 446,059,143.33 | 417,014,823.41 |
| 非流动资产: | | | | |
| 固定资产 | 156,643,900.9 | 143,816,235.46 | 147,089,060.64 | 102,537,816.09 |
| 在建工程 | 11,974,951.73 | 23,321,833.95 | 22,374,542.15 | 56,587,714.59 |
| 使用权资产 | 24,666,490.33 | 24,852,439.1 | 24,618,080.77 | 25,500,577.63 |
| 无形资产 | 24,676,642.64 | 24,821,803.43 | 24,969,105.72 | 25,072,838.83 |
| 长期待摊费用 | - | - | - | 32,183.38 |
| 递延所得税资产 | 3,392,321.96 | 2,907,664.5 | 2,707,706.35 | 2,045,656.22 |
| 其他非流动资产 | 414,188.73 | 1,974,797.31 | 1,136,142.29 | 6,399,311.77 |
| 非流动资产合计 | 221,768,496.29 | 221,694,773.75 | 222,894,637.92 | 218,176,098.51 |
| 资产总计 | 659,955,912.67 | 659,412,781.8 | 668,953,781.25 | 635,190,921.92 |
| 流动负债: | | | | |
| 短期借款 | 3,000,000 | 20,081,894.08 | 18,826,239.71 | 18,809,862.5 |
| 应付票据及应付账款 | 182,280,819.87 | 157,420,257.5 | 153,988,603.8 | 132,243,588.93 |
| 其中：应付票据 | 136,336,391.05 | 112,465,093.85 | 114,580,980.65 | 108,926,516.9 |
| 应付账款 | 45,944,428.82 | 44,955,163.65 | 39,407,623.15 | 23,317,072.03 |
| 合同负债 | 3,842,064.93 | 3,077,430.94 | 3,605,762.63 | 4,126,084.28 |
| 应付职工薪酬 | 1,675,608.75 | 1,587,550.83 | 2,770,374.56 | 1,586,224.53 |
| 应交税费 | 2,195,326.2 | 2,259,794.26 | 2,884,757.51 | 3,250,177.82 |
| 其他应付款合计 | 16,026,914.74 | 11,417,583.15 | 17,528,099.86 | 11,634,911.05 |
| 一年内到期的非流动负债 | 1,879,005.1 | 1,841,940.84 | 1,389,469.66 | 1,526,429.78 |
| 其他流动负债 | 29,042,470.06 | 29,708,643.72 | 34,991,455.42 | 30,726,292.93 |
| 流动负债合计 | 239,942,209.65 | 227,395,095.32 | 235,984,763.15 | 203,903,571.82 |
| 非流动负债: | | | | |
| 租赁负债 | 27,139,865.86 | 28,121,685.4 | 29,178,862.96 | 29,452,017.42 |
| 递延收益 | 2,596,585.28 | 2,665,400.79 | 2,765,935.38 | 2,857,779.9 |
| 递延所得税负债 | - | - | 724.94 | - |
| 非流动负债合计 | 29,736,451.14 | 30,787,086.19 | 31,945,523.28 | 32,309,797.32 |
| 负债合计 | 269,678,660.79 | 258,182,181.51 | 267,930,286.43 | 236,213,369.14 |
| 所有者权益(或股东权益): | | | | |
| 实收资本(或股本) | 107,301,334 | 107,301,334 | 107,301,334 | 107,301,334 |
| 资本公积 | 112,486,159.38 | 112,486,159.38 | 112,486,159.38 | 112,486,159.38 |
| 其他综合收益 | 607,489.96 | -977,379.99 | -324,083.93 | -81,423.56 |
| 盈余公积 | 30,759,113.5 | 30,759,113.5 | 30,759,113.5 | 28,820,661.31 |
| 未分配利润 | 136,549,327.81 | 148,911,259.37 | 148,078,654.64 | 147,172,227.02 |
| 归属于母公司股东权益合计 | 387,703,424.65 | 398,480,486.26 | 398,301,177.59 | 395,698,958.15 |
| 少数股东权益 | 2,573,827.23 | 2,750,114.03 | 2,722,317.23 | 3,278,594.63 |
| 股东权益合计 | 390,277,251.88 | 401,230,600.29 | 401,023,494.82 | 398,977,552.78 |
| 负债和股东权益合计 | 659,955,912.67 | 659,412,781.8 | 668,953,781.25 | 635,190,921.92 |
| 公告日期 | 2025-08-27 | 2025-04-28 | 2025-04-16 | 2024-10-29 |
| 审计意见(境内) | | | 标准无保留意见 | |