A few years ago, Jolin was endorsing an online game called 唯舞獨尊Online We Dancing Online:

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Promo card included in 唯舞獨尊 Dancing Forever

But today, another version of this game will be released under the name 唯舞獨尊DX We Dancing DX, and guess who will endorse it ;) Check the pictures below:

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Trailer

Facebook page: https://www.facebook.com/we5DX

Official site: http://www.gametower.com.tw/Action/71_We5DX/20140708J/index.aspx

EDIT: Jolin provided a theme song for the game scheduled to be released in October!