| 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 | 45,440,411.46 | 84,162,888.17 | 125,542,340.7 | 134,404,179.24 |
| 应收票据及应收账款 | 244,093,468.83 | 209,101,558.36 | 191,175,579.28 | 200,736,038.78 |
| 其中：应收票据 | 504,360 | 11,952,578 | 14,296,599.21 | 7,420,995.85 |
| 应收账款 | 243,589,108.83 | 197,148,980.36 | 176,878,980.07 | 193,315,042.93 |
| 预付款项 | 11,956,043.57 | 8,011,559.51 | 2,810,128.29 | 4,626,493.06 |
| 其他应收款合计 | 3,489,879.68 | 5,436,260.06 | 5,077,799.05 | 2,536,898.46 |
| 存货 | 73,099,215.84 | 74,450,269.75 | 76,106,506.66 | 75,861,675.42 |
| 合同资产 | 17,175,017.4 | 15,786,086.95 | 16,532,428.97 | 27,375,445.53 |
| 其他流动资产 | 10,544,210.93 | 10,231,490.04 | 10,013,383.14 | 8,275,187.79 |
| 流动资产合计 | 405,798,247.71 | 407,180,112.84 | 427,258,166.09 | 453,815,918.28 |
| 非流动资产: | | | | |
| 固定资产 | 61,705,986.22 | 62,340,129.38 | 61,671,686.99 | 31,037,688.24 |
| 在建工程 | 163,835,980.43 | 153,416,436.47 | 138,563,284.14 | 145,740,937.68 |
| 无形资产 | 42,645,684.82 | 42,825,373.87 | 43,107,717.79 | 43,390,061.71 |
| 递延所得税资产 | 12,425,272.82 | 12,236,128.84 | 11,876,034.1 | 8,512,492.07 |
| 其他非流动资产 | 12,697,929.61 | 7,821,388.29 | 6,142,227.08 | 10,505,405.65 |
| 非流动资产合计 | 293,310,853.9 | 278,639,456.85 | 261,360,950.1 | 239,186,585.35 |
| 资产总计 | 699,109,101.61 | 685,819,569.69 | 688,619,116.19 | 693,002,503.63 |
| 流动负债: | | | | |
| 短期借款 | 119,781,401.11 | 99,888,531.67 | 84,877,531.67 | 99,895,154.52 |
| 应付票据及应付账款 | 97,490,136.63 | 88,601,008.35 | 117,953,625.94 | 94,761,681.98 |
| 其中：应付票据 | 5,000,000 | 5,000,000 | 0 | 5,000,000 |
| 应付账款 | 92,490,136.63 | 83,601,008.35 | 117,953,625.94 | 89,761,681.98 |
| 合同负债 | 8,651,999.16 | 13,868,152.86 | 8,077,689.04 | 27,065,132.84 |
| 应付职工薪酬 | 5,850,642.85 | 4,242,849.61 | 8,717,379.45 | 6,095,291.79 |
| 应交税费 | 4,969,455.32 | 7,483,617.52 | 5,694,658 | 8,101,000.55 |
| 其他应付款合计 | 9,461,006.95 | - | 0 | - |
| 一年内到期的非流动负债 | 5,972.22 | 6,034.72 | 10,005,497.47 | 15,821.92 |
| 其他流动负债 | 1,533,532.19 | 14,403,762.95 | 4,074,873.42 | 10,025,476.28 |
| 流动负债合计 | 247,744,146.43 | 228,493,957.68 | 239,401,254.99 | 245,959,559.88 |
| 非流动负债: | | | | |
| 长期借款 | 5,000,000 | 5,000,000 | 5,000,000 | 15,000,000 |
| 递延收益 | 29,612,268.86 | 29,779,367.69 | 29,946,466.54 | 30,030,410.79 |
| 递延所得税负债 | 3,221,346.28 | 3,247,986.18 | 3,232,189.94 | - |
| 非流动负债合计 | 37,833,615.14 | 38,027,353.87 | 38,178,656.48 | 45,030,410.79 |
| 负债合计 | 285,577,761.57 | 266,521,311.55 | 277,579,911.47 | 290,989,970.67 |
| 所有者权益(或股东权益): | | | | |
| 实收资本(或股本) | 93,930,000 | 93,930,000 | 93,930,000 | 93,930,000 |
| 资本公积 | 149,422,526.9 | 149,422,526.9 | 149,422,526.9 | 149,422,526.9 |
| 专项储备 | 89,055.27 | 88,544.89 | 66,562.18 | 36,932.97 |
| 盈余公积 | 19,495,844.62 | 19,495,844.62 | 19,495,844.62 | 15,444,015.94 |
| 未分配利润 | 130,939,146.4 | 136,708,213.62 | 128,407,548.01 | 123,448,444.05 |
| 归属于母公司股东权益合计 | 393,876,573.19 | 399,645,130.03 | 391,322,481.71 | 382,281,919.86 |
| 少数股东权益 | 19,654,766.85 | 19,653,128.11 | 19,716,723.01 | 19,730,613.1 |
| 股东权益合计 | 413,531,340.04 | 419,298,258.14 | 411,039,204.72 | 402,012,532.96 |
| 负债和股东权益合计 | 699,109,101.61 | 685,819,569.69 | 688,619,116.19 | 693,002,503.63 |
| 公告日期 | 2025-08-20 | 2025-04-28 | 2025-04-28 | 2024-10-29 |
| 审计意见(境内) | | | 标准无保留意见 | |