Members of the Chinese National Peking Opera Company stage a performance at the Sadler's Wells Theatre in London, Britain, Oct. 21, 2017, as a celebration for the 45th anniversary of the establishment of the China-Britain diplomatic relations at the ambassadorial level. (Xinhua/Han Yan)

Members of the Chinese National Peking Opera Company stage a performance at the Sadler's Wells Theatre in London, Britain, Oct. 21, 2017, as a celebration for the 45th anniversary of the establishment of the China-Britain diplomatic relations at the ambassadorial level. (Xinhua/Han Yan)

Members of the Chinese National Peking Opera Company stage a performance at the Sadler's Wells Theatre in London, Britain, Oct. 21, 2017, as a celebration for the 45th anniversary of the establishment of the China-Britain diplomatic relations at the ambassadorial level. (Xinhua/Han Yan)

Members of the Chinese National Peking Opera Company stage a performance at the Sadler's Wells Theatre in London, Britain, Oct. 21, 2017, as a celebration for the 45th anniversary of the establishment of the China-Britain diplomatic relations at the ambassadorial level. (Xinhua/Han Yan)

Members of the Chinese National Peking Opera Company stage a performance at the Sadler's Wells Theatre in London, Britain, Oct. 21, 2017, as a celebration for the 45th anniversary of the establishment of the China-Britain diplomatic relations at the ambassadorial level. (Xinhua/Han Yan)

Members of the Chinese National Peking Opera Company stage a performance at the Sadler's Wells Theatre in London, Britain, Oct. 21, 2017, as a celebration for the 45th anniversary of the establishment of the China-Britain diplomatic relations at the ambassadorial level. (Xinhua/Han Yan)

Members of the Chinese National Peking Opera Company stage a performance at the Sadler's Wells Theatre in London, Britain, Oct. 21, 2017, as a celebration for the 45th anniversary of the establishment of the China-Britain diplomatic relations at the ambassadorial level. (Xinhua/Han Yan)