Water Margin (com.redgood.shuihu) on Google Play
Water Margin is a novel based on the outlaw Song Jiang and his 36 companions. The group was active in the Huai River region and surrendered to the government in 1121. They were recorded in History of the Song Dynasty of the Twenty-Four Histories. The name of "Song Jiang" appeared in the chapter of Emperor Huizong of Song while the activities of the outlaw group were mentioned in the chapter for Zhang Shuye.