更可免费升级彩壳和512 MB独显，服务升级等惊喜。

Also, get a free upgrade to color casing and a 512mb independent graphics card, as well as other service upgrades.

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检查房费差异报告，确保所有房费变更，升级等有正确的授权。

Check the Room rate Discrepancy Report to ensure that all rate changes, upgrades etc have been properly authorised.

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系统具有在系统编程，调整、维护、升级等操作更加简便易行。

Its adjustment, maintenance and upgrade is more easier due to its in-system programming.

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