China's team includes 160 men and 256 women, who will compete in 210 events across 26 sports.
Cai Zhenhua, deputy director of the General Administration of Sport, was quoted by state media as saying Monday that China's entire delegation — including coaches and other staff — will be its largest ever at 711. Among them will be 29 coaches hired from overseas.
China's youngest competitor is 14-year-old swimmer Ai Yanhan. Beijing 2008 Olympics shooting champion Chen Ying, 39, is the oldest and will be appearing at her fourth Olympics.
China won the second largest number of medals at the 2012 London Olympics after the United States, including 38 golds.