MACAO, June 26, 2016 (Xinhua) -- Photo taken on June 26, 2016 shows the giant panda Xinxin and two newly-born cubs in Macao, south China. Giant panda Xinxin, which is given by Chinese central government as a gift to Macao, gave birth to twins on Sunday in Macao. The cubs weigh 135 grams and 53.8 grams. (Xinhua)

MACAO, June 26 (Xinhua) -- Civil affairs authorities in China's Macao Special Administrative Region said late Sunday that its female panda Xinxin has given birth to twin cubs in the afternoon, which marks the first-ever pandas born here.

Xinxin gave birth to her first cub at 3:45 p.m. local time and the second cub was born at 4:27 p.m., they weighed only 135 and 53.8 grams, according to a press release from Macao Civic and Municipal Affairs Bureau.

After veterinary inspection, Xinxin and the first cub are now in good condition, while the second cub needs intensive care for being underweight. They are now under 24-hour observation. The gender of the cubs have yet to be ascertained.

A female panda, named Xinxin by Macao people, and a male named Kaikai, were chosen from Chengdu Research Base of Giant Panda Breeding in Sichuan Province as a gift of China's central government.

MACAO, June 26, 2016 (Xinhua) -- A feeder takes care of the second newly-born giant panda cub in Macao, south China, June 26, 2016. Giant panda Xinxin, which is given by Chinese central government as a gift to Macao, gave birth to twins on Sunday in Macao. The cubs weigh 135 grams and 53.8 grams. (Xinhua)

MACAO, June 26, 2016 (Xinhua) -- Photo taken on June 26, 2016 shows the giant panda Xinxin and her first newly-born cub in Macao, south China. Giant panda Xinxin, which is given by Chinese central government as a gift to Macao, gave birth to twins on Sunday in Macao. The cubs weigh 135 grams and 53.8 grams. (Xinhua)