Song Tao, head of the International Department of the Central Committee of the Communist Party of China (CPC), addresses a meeting with the theme "Reform and opening-up holds the key to the destiny of contemporary China" held in Shenzhen, south China's Guangdong Province, May 27,2018. China's reform and opening-up has not only yielded top results, but also provided valuable experience to the world, according to attendees of a meeting held in Shenzhen. (Xinhua/MaoSiqian)