Giant panda Mengmeng, the eldest of the world's only panda triplets, has given birth to a female cub in Guangzhou, the capital of Guangdong province. [Photos provided to chinadaily.com.cn]

The cub was born on June 18 at the Guangzhou Chimelong Safari Park. Since birth, it has grown from 178 grams to 423.5 grams as of Monday, showing healthy conditions, according to the park's conservation team.

"The cub cried loudly at birth, appeared normal, and was in good health," said Chen Shuqing, a giant panda conservation expert at the park.