After the exchange of shadowed network bookmarks DEL.ICIO.US, FURL, and SPURL have also launched a similar service such as 365Key, Niu.la, etc., Sina also doesn't want to show weakness, its VIVI favorites are web storage boxes, Let you have a permanent collection of any web pages navigible. When you see wonderful content on your online, just click "Favorit this page", and everything is helped you finish by Vivi.
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