Chinese weightlifting athlete Long Qingquan, Taekwondo athlete Zhao Shuai, volleyball athletes Hui Ruoqi and Zhu Ting (from R to L) attend "A date with the youth" activity in Macao, south China, Aug. 30, 2016. Delegation of Chinese mainland Olympians arrived in Macao Monday afternoon, embarking on a four-day visit here. (Xinhua/Cheong Kam Ka)