A panda cub has marked his first birthday at the Smithsonian's National Zoo in Washington DC.

Authorities of the zoo and Chinese Embassy in the US threw a party for Panda Bei Bei on Saturday. The cub also received wishes from Chinese First Lady Peng Liyuan and US First Lady Michelle Obama, hailing two nation's friendship and the value of the family. The first ladies named the cub together in September last year.

Photo taken on Aug. 20, 2016 shows giant panda Beibei at National Zoological Park in Washington D.C., the United States. To celebrate that Beibei has turned one year old, a series of celebration activities were held at the park. (Xinhua/Bao Dandan)

Giant panda Meixiang, mother of Beibei, selects a Chinese knot during a traditional "Zhuazhou" ceremony for Beibei at National Zoological Park in Washington D.C., the United States, Aug. 20, 2016. To celebrate that Beibei has turned one year old, a series of celebration activities were held at the park. (Xinhua/Bao Dandan)

Giant panda Beibei climbs a tree at National Zoological Park in Washington D.C., the United States, Aug. 20, 2016. To celebrate that Beibei has turned one year old, a series of celebration activities were held at the park. (Xinhua/Bao Dandan)

Giant panda Beibei (R) plays with its mother Meixiang at National Zoological Park in Washington D.C., the United States, Aug. 20, 2016. To celebrate that Beibei has turned one year old, a series of celebration activities were held at the park. (Xinhua/Bao Dandan)