A one-month-old panda cub has physical examination at Chime Long Safari Park in Guangzhou, capital of south China's Guangdong Province, Sept. 1, 2013. The panda cub, which is the first panda born in South China area, was born on July 31, 2013. All of its grown indexes are normal. (Xinhua/Liu Dawei)

A one-month-old panda cub has physical examination at Chime Long Safari Park in Guangzhou, capital of south China's Guangdong Province, Sept. 1, 2013. The panda cub, which is the first panda born in South China area, was born on July 31, 2013. All of its grown indexes are normal. (Xinhua/Liu Dawei)

A one-month-old panda cub has physical examination at Chime Long Safari Park in Guangzhou, capital of south China's Guangdong Province, Sept. 1, 2013. The panda cub, which is the first panda born in South China area, was born on July 31, 2013. All of its grown indexes are normal. (Xinhua/Liu Dawei)

Yang Jie (C), an expert from China Conservation and Research Centre for the Giant Panda, conducts physical examination for a one-month-old panda cub at Chime Long Safari Park in Guangzhou, capital of south China's Guangdong Province, Sept. 1, 2013. The panda cub, which is the first panda born in South China area, was born on July 31, 2013. All of its grown indexes are normal. (Xinhua/Liu Dawei)

A one-month-old panda cub is being weighed during physical examination at Chime Long Safari Park in Guangzhou, capital of south China's Guangdong Province, Sept. 1, 2013. The panda cub, which is the first panda born in South China area, was born on July 31, 2013. All of its grown indexes are normal. (Xinhua/Liu Dawei)