Giant panda Liang Liang eats bamboo at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang is seen at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang is seen at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang is seen at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang eats bamboo at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang eats bamboo at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang is seen at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang eats bamboo at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang eats bamboo at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang is seen at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang is seen at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)

Giant panda Liang Liang eats bamboo at the snow-covered wild animal zoo of Hefei, capital of east China's Anhui Province, Jan. 9, 2019. (Xinhua/Zhang Duan)