Underwater diving enthusiasts play with whale sharks at Chimelong Ocean Kingdom in Zhuhai, south China's Guangdong Province, Sept. 12, 2017.

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

Twenty people at most are allowed to dive with whale sharks at the park each day since Tuesday, a tourism project held by Chimelong Ocean Kingdom.

More Images
(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)

(Xinhua/Liu Dawei)