Giant pandas less than one year old take part in a football-themed party at the Shenshuping base of the Wolong giant panda protection and research center in southwest China's Sichuan Province June 10, 2018. (Photos: Xinhua/Zhang Chaoqun)

Giant pandas less than one year old take part in a football-themed party at the Shenshuping base of the Wolong giant panda protection and research center in southwest China's Sichuan Province June 10, 2018.

Giant pandas less than one year old take part in a football-themed party at the Shenshuping base of the Wolong giant panda protection and research center in southwest China's Sichuan Province June 10, 2018.

Giant pandas less than one year old take part in a football-themed party at the Shenshuping base of the Wolong giant panda protection and research center in southwest China's Sichuan Province June 10, 2018.

Giant pandas less than one year old take part in a football-themed party at the Shenshuping base of the Wolong giant panda protection and research center in southwest China's Sichuan Province June 10, 2018.

Giant pandas less than one year old take part in a football-themed party at the Shenshuping base of the Wolong giant panda protection and research center in southwest China's Sichuan Province June 10, 2018.

Giant pandas less than one year old take part in a football-themed party at the Shenshuping base of the Wolong giant panda protection and research center in southwest China's Sichuan Province June 10, 2018.

Giant pandas less than one year old take part in a football-themed party at the Shenshuping base of the Wolong giant panda protection and research center in southwest China's Sichuan Province June 10, 2018.