Tourists interact with giant panda Mengmeng at Chimelong Safari Park in Guangzhou, south China's Guangdong Province, Aug. 10, 2020. (Xinhua/Liu Dawei)

Giant Panda Shuaishuai eats bamboo at Chimelong Safari Park in Guangzhou, south China's Guangdong Province, Aug. 10, 2020. (Xinhua/Liu Dawei)

Giant panda Mengmeng walks out of a bamboo forest at Chimelong Safari Park in Guangzhou, south China's Guangdong Province, Aug. 10, 2020. (Xinhua/Liu Dawei)

Giant panda twins Tingzai and Longzai sleep by ice cubes at Chimelong Safari Park in Guangzhou, south China's Guangdong Province, Aug. 10, 2020. (Xinhua/Liu Dawei)

Giant panda Shuaishuai looks at a fruit cake at Chimelong Safari Park in Guangzhou, south China's Guangdong Province, Aug. 10, 2020. (Xinhua/Liu Dawei)