BBC News By Frank Gardner image copyrightPA Media image captionThe HMS Queen Elizabeth is part of the UK Carrier Strike Group sailing through the South China Sea China has warned the UK's Carrier Strike Group, led by the aircraft carrier HMS Queen Elizabeth not to carry out any "improper acts" as it enters the contested South China Sea. 'The People's Liberation Army Navy is at a high state of combat readiness' says the pro-government Global Times, seen as a mouthpiece for the ruling Chinese Communist Party (CCP). China has been closely monitoring the progress eastward of the Carrier Strike Group, which is currently sailing through the South China Sea en route to Japan, while accusing Britain of "still living in its colonial days".