(This is a guest post by Kai Lukoff. Kai Lukoff is an analyst at BloggerInsight and an editor on China Social Games. Follow Kai on Twitter @klukoff. You can find more information on China Social Game at the end of this post. ) The social game market is still in its infancy, but growing up fast. The first smash hits, Friends for Sale! Parking Wars, and Happy Farm are just over a year old in China.