Six-year-old Zhang Ka gave birth to a 218 grams cub which is the largest panda cub birth in history.

The whole birth process of the new baby panda cub took 34 hours.

Here you can see the panda mother holding the cub in her mouth.

See how big a giant panda grows in one year?

Giant panda cub Su Lin (R) celebrates her first birthday with her mother, Bai Yun

An estimated 1,600 wild pandas live in nature reserves in Sichuan, Gansu and Shaanxi provinces.