| 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 | 174,970,390.07 | 112,965,616.12 | 153,132,869.64 | 171,546,856.97 |
| 应收票据及应收账款 | 66,557,279.06 | 59,442,282.66 | 74,102,619.99 | 96,296,886.19 |
| 其中：应收票据 | - | - | 79,800 | - |
| 应收账款 | 66,557,279.06 | 59,442,282.66 | 74,022,819.99 | 96,296,886.19 |
| 预付款项 | 13,972,993.37 | 16,551,653.44 | 13,625,707.45 | 33,923,501.14 |
| 其他应收款合计 | 2,489,549.67 | 4,404,295.61 | 2,853,197.44 | 4,142,720.38 |
| 存货 | 296,275,262.9 | 304,502,696.91 | 237,443,809.74 | 220,739,553.73 |
| 一年内到期的非流动资产 | 665,176.87 | 687,754.04 | 687,754.04 | - |
| 其他流动资产 | 13,013,444.31 | 11,659,820.39 | 11,269,220.33 | 7,913,266.41 |
| 流动资产合计 | 567,944,096.25 | 510,214,119.17 | 493,115,178.63 | 534,562,784.82 |
| 非流动资产: | | | | |
| 长期应收款 | 8,581,242.91 | 8,694,787.27 | 8,864,939.18 | 9,686,014.99 |
| 其他权益工具投资 | 25,824,640 | 25,824,640 | 25,824,640 | 26,000,000 |
| 投资性房地产 | - | - | - | 6,436,910.49 |
| 固定资产 | 819,124,016.88 | 794,066,686.99 | 705,815,916.03 | 586,642,899.06 |
| 在建工程 | 73,670,245.79 | 102,922,685.14 | 187,615,241.81 | 249,677,728.33 |
| 生产性生物资产 | 21,635,685.36 | 22,144,654.64 | 23,024,322.31 | 24,349,433.38 |
| 油气资产 | - | - | - | 81,415.93 |
| 使用权资产 | 16,569,094.85 | 19,276,302.83 | 20,042,609.27 | 21,756,265.76 |
| 无形资产 | 89,926,645.45 | 90,533,390.33 | 91,071,596.9 | 90,241,383.86 |
| 长期待摊费用 | 8,674,024.66 | 8,495,350.84 | 7,205,737.17 | 7,768,158.3 |
| 递延所得税资产 | 5,631,572.27 | 6,244,147.79 | 6,248,542.98 | 5,685,734.13 |
| 其他非流动资产 | 10,333,691.8 | 7,133,683.22 | 7,642,599.4 | 24,177,067.77 |
| 非流动资产合计 | 1,079,970,859.97 | 1,085,336,329.05 | 1,083,356,145.05 | 1,052,503,012 |
| 资产总计 | 1,647,914,956.22 | 1,595,550,448.22 | 1,576,471,323.68 | 1,587,065,796.82 |
| 流动负债: | | | | |
| 短期借款 | 132,725,236 | 83,554,854.66 | 74,535,293.16 | 120,904,946.99 |
| 应付票据及应付账款 | 85,075,665.19 | 84,495,495.36 | 91,739,550.91 | 35,816,056.26 |
| 其中：应付票据 | 12,000,000 | - | - | - |
| 应付账款 | 73,075,665.19 | 84,495,495.36 | 91,739,550.91 | 35,816,056.26 |
| 预收款项 | 0 | 0 | 20,903 | 39,360.49 |
| 合同负债 | 12,760,891.25 | 20,672,776.8 | 6,937,508.06 | 6,139,887.56 |
| 应付职工薪酬 | 5,327,306.36 | 5,129,793.5 | 5,773,375.83 | 1,364,242.49 |
| 应交税费 | 5,931,525.5 | -899,942.58 | 5,034,667.57 | 1,041,957.95 |
| 其他应付款合计 | 29,201,632.95 | 26,207,564.49 | 22,448,254.34 | 21,031,990.03 |
| 一年内到期的非流动负债 | 336,823.18 | 1,924,710.84 | 1,910,277.18 | 1,745,901.04 |
| 其他流动负债 | 1,607,536.85 | 2,758,040.09 | 899,292.58 | 673,939.79 |
| 流动负债合计 | 272,966,617.28 | 223,843,293.16 | 209,299,122.63 | 188,758,282.6 |
| 非流动负债: | | | | |
| 长期借款 | 80,034,720.48 | 88,234,720.48 | 88,307,147.82 | 97,319,807.58 |
| 租赁负债 | 21,317,331.54 | 21,952,616.46 | 21,260,628.29 | 21,799,544.78 |
| 长期应付款 | 245,737.82 | 247,860.76 | 247,860.76 | 247,860.76 |
| 递延收益 | 61,882,135.83 | 61,053,351.55 | 61,577,639.82 | 62,697,600.53 |
| 递延所得税负债 | 211,675.22 | 793,945.69 | 890,990.77 | 993,714.2 |
| 非流动负债合计 | 163,691,600.89 | 172,282,494.94 | 172,284,267.46 | 183,058,527.85 |
| 负债合计 | 436,658,218.17 | 396,125,788.1 | 381,583,390.09 | 371,816,810.45 |
| 所有者权益(或股东权益): | | | | |
| 实收资本(或股本) | 327,304,000 | 327,304,000 | 327,304,000 | 327,304,000 |
| 资本公积 | 436,525,863.93 | 436,525,863.93 | 436,525,863.93 | 444,718,689.75 |
| 减:库存股 | 8,790,600 | 8,790,600 | 8,790,600 | 18,489,358.84 |
| 其他综合收益 | -149,056 | -149,056 | -149,056 | - |
| 盈余公积 | 18,925,921.85 | 18,925,921.85 | 18,925,921.85 | 18,684,525.58 |
| 未分配利润 | 437,440,608.27 | 425,608,530.34 | 421,071,803.81 | 443,031,129.88 |
| 归属于母公司股东权益合计 | 1,211,256,738.05 | 1,199,424,660.12 | 1,194,887,933.59 | 1,215,248,986.37 |
| 股东权益合计 | 1,211,256,738.05 | 1,199,424,660.12 | 1,194,887,933.59 | 1,215,248,986.37 |
| 负债和股东权益合计 | 1,647,914,956.22 | 1,595,550,448.22 | 1,576,471,323.68 | 1,587,065,796.82 |
| 公告日期 | 2025-08-21 | 2025-04-29 | 2025-04-29 | 2024-10-30 |
| 审计意见(境内) | | | 保留意见 | |