A member dressed up as Peking Opera character during a summer camp for overseas Chinese teenagers to seek their cultural origins in Nantong City, east China's Jiangsu Province, July 8, 2019. (Photo by Xu Congjun/Xinhua)

A member dressed up as Peking Opera character during a summer camp for overseas Chinese teenagers to seek their cultural origins in Nantong City, east China's Jiangsu Province, July 8, 2019. (Photo by Xu Congjun/Xinhua)

Xu Huihui (C), a Chinese-Indonesian, dresses up as Peking Opera performer during a summer camp for overseas Chinese teenagers to seek their cultural origins in Nantong City, east China's Jiangsu Province, July 8, 2019. (Photo by Xu Congjun/Xinhua)

Xu Huihui, a Chinese-Indonesian, dresses up as Peking Opera character during a summer camp for overseas Chinese teenagers to seek their cultural origins in Nantong City, east China's Jiangsu Province, July 8, 2019. (Photo by Xu Congjun/Xinhua)

Members pose for a photo during a summer camp for overseas Chinese teenagers to seek their cultural origins in Nantong City, east China's Jiangsu Province, July 8, 2019. (Photo by Xu Congjun/Xinhua)