The Chinese People's Liberation Army (PLA; ) is the armed forces of the People's Republic of China and the Communist Party of China (CPC). 1 August is celebrated annually as Chinese Workers and Farmers Red Army Day. The PLA consists of five professional service branches: the Ground Force, the Navy, the Air Force, the Rocket Force and the Strategic Support Force. The PLA is the world's largest military force, with a strength of approximately 2,285,000 personnel, 0.18% of the country's population. In September 2015, President Xi Jinping announced that he would reduce the country's military personnel by 300,000. The PLA's insignia consists of a roundel with a red star bearing the Chinese characters for Eight One, referring to August 1.