郎朗发行《钢琴书：世界音乐》全新EP，为感谢乐迷，EP中所有音乐作品选自世界多地最为人熟知的民歌，表达了“世界为一家”的主题。尽管2020年的世界变化无常，大家无法相聚在一起，但是文化和音乐可以把所有人连接在一起。A tribute and thank you to all his fans around the world, Lang Lang brings together a collection of some of the most well known folk songs from around the globe, at a time when we cannot be reunited through travel, but through culture and music.