If put 15 years,

來源: dxnbz 於 2012-04-27 14:08:57 [] [舊帖] [給我悄悄話] 閱讀數 : (127 bytes)
回答: my 2 cent: 應該放30年,然後擴大再生產 由 dxnbz 於 2012-04-27 14:00:03

make an option that you can convert to 30 years. Just to leave a room for yourself in case you want to 擴大再生產 later.

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