right, sales is only gross income, how about the operating cost?

來源: 人在淺水 於 2009-05-01 14:44:03 [] [博客] [舊帖] [給我悄悄話] 閱讀數 : (0 bytes)

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• there is a chance: the more cars you make, the more money u lose -人在淺水- ♀ 給 人在淺水 發送悄悄話 人在淺水 的博客首頁 (0 bytes) () 05/01/2009 postreply 14:44:45

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