Bunch of news...
Concerning the best, it will have a 416 pages photobook! Fans want people to boycott this best released by EMI because they say that EMI is doing that to "short circuit" the release of Jolin's new album with Warner...
Concerning her new album, its name is "Hua Hudie" which seem to have for translation "Flower Butterfly", you can see the promo pictures
here and the shoot for them
here, and here's what may be the cover (I'm not sure if it is)

Sources : jolindiva, jolinfans