| 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 |
| 流动资产: | | | | |
| 货币资金 | 263,441,713.22 | 302,724,122.88 | 147,835,519.78 | 138,932,582.1 |
| 应收票据及应收账款 | 1,030,736,203 | 901,318,799.67 | 930,071,520.66 | 809,923,943.82 |
| 其中：应收票据 | 271,425,881.71 | 220,261,595.23 | 321,752,753 | 431,017,481.29 |
| 应收账款 | 759,310,321.29 | 681,057,204.44 | 608,318,767.66 | 378,906,462.53 |
| 应收款项融资 | 22,147,745.77 | 46,277,508.65 | 30,268,136.88 | 46,939,787.76 |
| 预付款项 | 1,353,056.51 | 845,557.42 | 1,754,004.93 | 1,281,704.56 |
| 其他应收款合计 | 1,362,489.06 | 822,170.8 | 1,136,918.02 | 795,305.19 |
| 存货 | 417,573,973.1 | 393,756,705.83 | 383,796,753.23 | 364,093,538.54 |
| 一年内到期的非流动资产 | 373,166,816.38 | 367,141,181.87 | - | - |
| 其他流动资产 | 4,494,150.87 | 4,376,226.35 | 3,396,226.41 | - |
| 流动资产平衡项目 | 0 | 0 | 0 | 0 |
| 流动资产合计 | 2,114,276,147.91 | 2,017,262,273.47 | 1,498,259,079.91 | 1,361,966,861.97 |
| 非流动资产: | | | | |
| 其他债权投资 | - | - | 361,080,191.77 | 386,436,986.3 |
| 投资性房地产 | 8,668,167.94 | 8,819,424.88 | 8,970,681.82 | 9,121,938.76 |
| 固定资产 | 511,940,504.36 | 544,744,527.04 | 436,931,409.74 | 397,769,502.12 |
| 在建工程 | 15,852,442.68 | 8,998,066.18 | 128,581,183.76 | 71,329,530.05 |
| 使用权资产 | 2,463,307.04 | 1,840,646.04 | 2,111,348.23 | 2,280,455.51 |
| 无形资产 | 43,429,168.7 | 44,174,235.85 | 43,314,979.71 | 43,941,619.12 |
| 递延所得税资产 | 21,731,689.92 | 22,470,501.33 | 31,741,009.4 | 39,455,160.04 |
| 其他非流动资产 | 38,065,146.19 | 20,885.04 | 4,207,770 | 32,461,289.41 |
| 非流动资产平衡项目 | 0 | 0 | 0 | 0 |
| 非流动资产合计 | 642,150,426.83 | 631,068,286.36 | 1,016,938,574.43 | 982,796,481.31 |
| 资产平衡项目 | 0 | 0 | 0 | 0 |
| 资产总计 | 2,756,426,574.74 | 2,648,330,559.83 | 2,515,197,654.34 | 2,344,763,343.28 |
| 流动负债: | | | | |
| 短期借款 | 50,000,000.6 | - | - | - |
| 应付票据及应付账款 | 553,891,384.93 | 561,966,199.28 | 517,596,505.95 | 413,161,828.79 |
| 其中：应付票据 | 221,379,060.05 | 272,289,754.82 | 184,844,795.93 | 224,775,889.26 |
| 应付账款 | 332,512,324.88 | 289,676,444.46 | 332,751,710.02 | 188,385,939.53 |
| 合同负债 | 2,395,369.02 | 4,595,069.21 | 2,587,779.28 | 524,036.77 |
| 应付职工薪酬 | 24,128,030.19 | 32,466,728.63 | 21,898,827.69 | 25,325,250.64 |
| 应交税费 | 6,957,288.46 | 8,272,958.47 | 840,596.16 | 5,394,349.84 |
| 其他应付款合计 | 4,525,356.95 | 3,453,609.43 | 5,974,857.43 | 4,032,400.85 |
| 一年内到期的非流动负债 | 810,848.77 | 647,851.34 | 685,808.64 | 774,343.12 |
| 其他流动负债 | 304,393.98 | 471,594.9 | 5,792,175.03 | 8,151,734.68 |
| 流动负债平衡项目 | 0 | 0 | 0 | 0 |
| 流动负债合计 | 643,012,672.9 | 611,874,011.26 | 555,376,550.18 | 457,363,944.69 |
| 非流动负债: | | | | |
| 长期借款 | 300,000,000 | 300,000,000 | 300,000,000 | 300,000,000 |
| 租赁负债 | 1,261,786.77 | 711,840.28 | 1,078,825.36 | 981,188.02 |
| 递延收益 | 29,570,829.83 | 34,579,376.69 | 36,000,743.35 | 34,349,526.37 |
| 递延所得税负债 | 369,496.06 | 276,096.91 | 316,702.23 | - |
| 非流动负债平衡项目 | 0 | 0 | 0 | 0 |
| 非流动负债合计 | 331,202,112.66 | 335,567,313.88 | 337,396,270.94 | 335,330,714.39 |
| 负债平衡项目 | 0 | 0 | 0 | 0 |
| 负债合计 | 974,214,785.56 | 947,441,325.14 | 892,772,821.12 | 792,694,659.08 |
| 所有者权益(或股东权益): | | | | |
| 实收资本(或股本) | 370,000,000 | 370,000,000 | 370,000,000 | 370,000,000 |
| 资本公积 | 1,051,448,548.02 | 1,051,448,548.02 | 1,051,448,548.02 | 1,051,448,548.02 |
| 专项储备 | 11,174,088.38 | 10,448,040.63 | 10,462,151.22 | 8,863,396.26 |
| 盈余公积 | 26,899,264.6 | 26,899,264.6 | 12,175,673.99 | 12,175,673.99 |
| 未分配利润 | 322,689,888.18 | 242,093,381.44 | 178,338,459.99 | 109,581,065.93 |
| 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 | 1,782,211,789.18 | 1,700,889,234.69 | 1,622,424,833.22 | 1,552,068,684.2 |
| 股东权益平衡项目 | 0 | 0 | 0 | 0 |
| 股东权益合计 | 1,782,211,789.18 | 1,700,889,234.69 | 1,622,424,833.22 | 1,552,068,684.2 |
| 负债和股东权益合计 | 2,756,426,574.74 | 2,648,330,559.83 | 2,515,197,654.34 | 2,344,763,343.28 |
| 公告日期 | 2024-10-31 | 2024-04-13 | 2024-01-24 | 2023-06-29 |
| 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 |