"Princess of China" is a duet recorded by British alternative rock band Coldplay and Barbadian recording artist Rihanna for Coldplay's fifth studio album Mylo Xyloto. The song was written by band members Guy Berryman, Jonny Buckland, Will Champion, and Chris Martin, along with Brian Eno, and is influenced by the music genres of electronic rock, electropop and R&B. The song was released as the fourth single from Mylo Xyloto and was sent to US Mainstream radio on 14 February 2012. It was later released as a digital download on 13 April 2012. A companion EP to the single, featuring an acoustic version of the song, was released on 1 June 2012.

"Princess of China" was met with a generally mixed response from music critics, with some praising the collaboration between Martin and Rihanna, though others criticized it for being generic and uninspiring. The song performed well on international charts around the world. The song peaked at number 20 on the US Billboard Hot 100 and number four on the UK Singles Chart. It has also reached the top ten of the Australian and New Zealand charts and five other international charts.

The song's accompanying music video, directed by Adria Petty and Alan Bibby, was filmed in March 2012 in Los Angeles and released on 2 June 2012. The video depicts a complicated love story of Rihanna and Chris Martin, scenes of which include a sword fight and Rihanna imitating a multi-armed goddess. The video was met with positive reviews, with critics praising the Asian theme of the video. The song was performed live on the 54th Grammy Awards held at Staples Center in Los Angeles.

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