財務報表-損益表 / 單位(千)元 
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                      請選擇全年/半年報表
                          
                         
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					 全年報 	
   
                          
                            | 項目/年度 | 
                             | 
                             | 
                            90 | 
                            89 | 
                            88 | 
                            87 | 
                             
												                          						                     
                            | 營業收入 | 
                            - - | 
                            - - | 
                            606,299 | 
                            707,273 | 
                            798,396 | 
                            805,102 | 
       
														                          						                     
                            | 營業成本 | 
                            - - | 
                            - - | 
                            478,719 | 
                            538,421 | 
                            594,413 | 
                            599,798 | 
       
														                          						                     
                            | 營業毛利損 | 
                            - - | 
                            - - | 
                            127,580 | 
                            168,852 | 
                            203,983 | 
                            205,304 | 
       
														                          						                     
                            | 營業費用 | 
                            - - | 
                            - - | 
                            100,190 | 
                            127,901 | 
                            128,580 | 
                            125,918 | 
       
														                          						                     
                            | 營業損益 | 
                            - - | 
                            - - | 
                            27,390 | 
                            40,951 | 
                            75,403 | 
                            79,386 | 
       
														                          						                     
                            | 營業外收入 | 
                            - - | 
                            - - | 
                            13,459 | 
                            9,969 | 
                            9,043 | 
                            15,556 | 
       
														                          						                     
                            | 營業外支出 | 
                            - - | 
                            - - | 
                            33,806 | 
                            42,424 | 
                            68,397 | 
                            73,400 | 
       
														                          						                     
                            | 稅前損益 | 
                            - - | 
                            - - | 
                            7,043 | 
                            8,496 | 
                            16,049 | 
                            21,542 | 
       
														                          						                     
                            | 所得稅費用利益 | 
                            - - | 
                            - - | 
                            1,358 | 
                            102 | 
                            9,269 | 
                            6,970 | 
       
														                          						                     
                            | 稅後損益 | 
                            - - | 
                            - - | 
                            5,685 | 
                            8,394 | 
                            6,780 | 
                            14,572 | 
       
														                          						                     
                            | 期末股本 | 
                            - - | 
                            - - | 
                            237,044 | 
                            237,044 | 
                            237,044 | 
                            237,044 | 
       
														                          						                     
                            | 普通股每股盈餘 | 
                            - - | 
                            - - | 
                            0.240 | 
                            0.350 | 
                            0.320 | 
                            0.610 | 
       
														                          						                     
                            | 簡單每股盈餘 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
       
														                          						                     
                            | 完全稀釋每股盈餘 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
       
								  	                        
                           	
				
					   
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                      財務報表-資產負債表 / 單位(千)元  | 
                     
                    
                      請選擇全年/半年報表
                        
                        
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					    全年報
                        
                          
                            | 項目/年度 | 
                             | 
                            114 | 
                            87 | 
                            88 | 
                            89 | 
                            90 | 
                           
						  
						  
                          
                            | 流動資產 | 
                            - - | 
                            - - | 
                            623,292 | 
                            620,106 | 
                            586,666 | 
                            523,657 | 
                           
                  		  
                          
                            | 現金及約當現金 | 
                            - - | 
                            - - | 
                            50,695 | 
                            41,426 | 
                            33,413 | 
                            30,186 | 
                           
                  		  
                          
                            | 短期投資 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應收票據淨額 | 
                            - - | 
                            - - | 
                            136,370 | 
                            134,041 | 
                            - - | 
                            92,033 | 
                           
                  		  
                          
                            | 應收短期票據 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應收票據–關係人淨額 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應收帳款淨額 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            125,889 | 
                            - - | 
                           
                  		  
                          
                            | 應收帳款–關係人淨額 | 
                            - - | 
                            - - | 
                            181,048 | 
                            209,744 | 
                            176,670 | 
                            191,836 | 
                           
                  		  
                          
                            | 其他應收款項 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他應收款項–關係人 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 存貨 | 
                            - - | 
                            - - | 
                            238,396 | 
                            211,980 | 
                            232,048 | 
                            188,025 | 
                           
                  		  
                          
                            | 預付款項 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 預付費用 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他流動資產 | 
                            - - | 
                            - - | 
                            16,783.000 | 
                            22,915.000 | 
                            18,646.000 | 
                            21,577.000 | 
                           
                  		  
                          
                            | 基金及長期投資 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 長期投資 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 固定資產 | 
                            - - | 
                            - - | 
                            464,693 | 
                            400,953 | 
                            459,164 | 
                            416,727 | 
                           
                  		  
                          
                            | 無形資產 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            2,127 | 
                           
                  		  
                          
                            | 其他資產 | 
                            - - | 
                            - - | 
                            155,837 | 
                            154,966 | 
                            148,101 | 
                            145,990 | 
                           
                  		  
                          
                            | 存出保證金 | 
                            - - | 
                            - - | 
                            12,228 | 
                            12,582 | 
                            6,296 | 
                            6,098 | 
                           
                  		  
                          
                            | 遞延費用 | 
                            - - | 
                            - - | 
                            13,622 | 
                            11,691 | 
                            9,826 | 
                            6,530 | 
                           
                  		  
                          
                            | 遞延所得稅資產 | 
                            - - | 
                            - - | 
                            1,021 | 
                            2,124 | 
                            3,808 | 
                            5,588 | 
                           
                  		  
                          
                            | 其他資產–其它 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 資產總額 | 
                            - - | 
                            - - | 
                            1,243,822 | 
                            1,176,025 | 
                            1,193,931 | 
                            1,088,501 | 
                           
                  		  
                          
                            | 負債及股東權益總額 | 
                            - - | 
                            - - | 
                            1,243,822 | 
                            1,176,025 | 
                            1,193,931 | 
                            1,088,501 | 
                           
                  		  
                          
                            | 流動負債 | 
                            - - | 
                            - - | 
                            704,200 | 
                            678,578 | 
                            590,396 | 
                            470,514 | 
                           
                  		  
                          
                            | 短期借款 | 
                            - - | 
                            - - | 
                            509,584 | 
                            488,738 | 
                            468,841 | 
                            364,825 | 
                           
                  		  
                          
                            | 應付短期票券 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付票據 | 
                            - - | 
                            - - | 
                            40,892 | 
                            51,038 | 
                            33,746 | 
                            37,971 | 
                           
                  		  
                          
                            | 應付票據–關係人淨額 | 
                            - - | 
                            - - | 
                            - - | 
                            27,701 | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付帳款 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付帳款–關係人淨額 | 
                            - - | 
                            - - | 
                            25,990 | 
                            - - | 
                            24,797 | 
                            25,300 | 
                           
                  		  
                          
                            | 應付所得稅 | 
                            - - | 
                            - - | 
                            - - | 
                            11,474 | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 應付費用 | 
                            - - | 
                            - - | 
                            63,390 | 
                            47,069 | 
                            47,268 | 
                            36,232 | 
                           
                  		  
                          
                            | 其他應付款項–關係人 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他應付款項 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 一年或一營業週期內到期長期負債 | 
                            - - | 
                            - - | 
                            59,444 | 
                            48,334 | 
                            7,500 | 
                            - - | 
                           
                  		  
                          
                            | 預收款項 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他流動負債 | 
                            - - | 
                            - - | 
                            4,900 | 
                            4,224 | 
                            8,244 | 
                            6,186 | 
                           
                  		  
                          
                            | 長期負債 | 
                            - - | 
                            - - | 
                            55,834 | 
                            7,500 | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 長期借款 | 
                            - - | 
                            - - | 
                            55,834 | 
                            7,500 | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 其他負債 | 
                            - - | 
                            - - | 
                            7,116 | 
                            18,727 | 
                            20,940 | 
                            37,433 | 
                           
                  		  
                          
                            | 負債總額 | 
                            - - | 
                            - - | 
                            767,150 | 
                            704,805 | 
                            667,495 | 
                            564,106 | 
                           
                  		  
                          
                            | 股本 | 
                            - - | 
                            - - | 
                            237,044 | 
                            237,044 | 
                            237,044 | 
                            237,044 | 
                           
                  		  
                          
                            | 普通股股本 | 
                            - - | 
                            - - | 
                            237,044 | 
                            237,044 | 
                            237,044 | 
                            237,044 | 
                           
                  		  
                          
                            | 股本–其它 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 待分配股票股利 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 資本公積 | 
                            - - | 
                            - - | 
                            1,781 | 
                            1,781 | 
                            55,669 | 
                            55,669 | 
                           
                  		  
                          
                            | 保留盈餘 | 
                            - - | 
                            - - | 
                            237,847 | 
                            231,408 | 
                            233,723 | 
                            231,682 | 
                           
                  		  
                          
                            | 法定盈餘公積 | 
                            - - | 
                            - - | 
                            28,074 | 
                            29,531 | 
                            30,300 | 
                            31,139 | 
                           
                  		  
                          
                            | 未提撥保留盈餘 | 
                            - - | 
                            - - | 
                            209,773 | 
                            201,877 | 
                            203,423 | 
                            200,543 | 
                           
                  		  
                          
                            | 未實現長期股權投資損失 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 累積換算調整數 | 
                            - - | 
                            - - | 
                            - - | 
                            987 | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 金融商品未實現損益 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 未認列為退休金成本之淨損失 | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                            - - | 
                           
                  		  
                          
                            | 股東權益總額 | 
                            - - | 
                            - - | 
                            476,672 | 
                            471,220 | 
                            526,436 | 
                            524,395 | 
                           
                         
						 
						 
                         
						
							 
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