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                                            | 以人民幣千元列示 | 2022年度 | 2021年度 | 2020年度 | 2019年度 | 2018年度 |  
                                            | 數據摘錄自損益表 |  |  |  |  |  |  
                                            | 營業額 | 6,195,175 | 6,530,905 | 9,278,864 | 8,035,206 | 7,191,911 |  
                                            | 銷售成本 | (5,514,269) | (5,869,121) | (8,253,346) | (7,053,631) | (6,431,611) |  
                                            | 毛利 | 680,906 | 661,784 | 1,025,518 | 981,575 | 760,300 |  
                                            | 經營溢利 | 149,560 | 148,610 | 384,967 | 295,587 | 108,017 |  
                                            | 淨收益 | 122,480 | 200,002 | 303,830 | 205,987 | 61,895 |  
                                            | 股利 (港仙) |  |  |  |  |  |  
                                            | 每股盈利-基本 (人民幣)
 | 0.0904 | 0.1530 | 0.1997 | 0.1316 | 0.0129 |  
                                            | 股東盈利 | 91,852 | 155,473 | 202,890 | 133,683 | 13,135 |  
                                            | 少數股東權益 | 30,628 | 44,529 | 100,940 | 72,304 | 48,760 |  
                                            | 所得稅開支 | (14,792) | (9,909) | (47,192) | (43,133) | (24,648) |  
                                            | 利息收入 | 13,723 | 7,247 | 12,420 | 11,168 | 6,866 |  
                                            | 利息支出 | (11,278) | (12,575) | (31,336) | (45,860) | (35,407) |  
                                            | 扣除利息、稅項前利潤 | 134,827 | 215,239 | 369,938 | 283,812 | 115,084 |  
                                            | 折舊 | (127,011) | (147,949) | (149,877) | (153,505) | (148,103) |  
                                            | 攤銷 | (7,812) | (8,607) | (6,338) | (8,170) | (5,586) |  
                                            | 扣除利息、稅項、折舊及攤銷前盈利 | 269,650 | 371,795 | 526,153 | 445,487 | 268,773 |  |  
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                                            | 盈利比率 | 2022年度 | 2021年度 | 2020年度 | 2019年度 | 2018年度 |  
                                            | 毛利率 | 11.0% | 10.1% | 11.1% | 12.2% | 10.6% |  
                                            | 經營利潤率 | 2.4% | 2.3% | 4.1% | 3.7% | 1.5% |  
                                            | 純利率 | 2.0% | 3.1% | 3.3% | 2.6% | 0.9% |  
                                            | 派息率 | 0% | 0% | 0% | 0% | 0% |  
                                            | 扣除利息、稅項、折舊及攤銷前盈利率 | 2.2% | 3.3% | 4.0% | 3.5% | 1.6% |  
                                            | 扣除利息、稅項前利潤率 | 4.4% | 5.7% | 5.7% | 5.5% | 3.7% |  |  |