![Giant panda Meng Meng gave birth to twin female cubs at the Chengdu Research Base of Giant Panda Breeding in Southwest China\'s Sichuan Province on May 23, 2018. (Photo/Chengdu Research Base of Giant Panda Breeding)](http://www.ecns.cn/hd/2018/05/30/136bff06a39d4a479b487fcfbe3c62f7.jpg)
Giant panda Meng Meng gave birth to twin female cubs at the Chengdu Research Base of Giant Panda Breeding in Southwest China's Sichuan Province on May 23, 2018. (Photo/Chengdu Research Base of Giant Panda Breeding)
![Giant panda Meng Meng gave birth to twin female cubs at the Chengdu Research Base of Giant Panda Breeding in Southwest China\'s Sichuan Province on May 23, 2018. (Photo/Chengdu Research Base of Giant Panda Breeding)](http://www.ecns.cn/hd/2018/05/30/02f72bc58adc4a54af47fc8ccf084800.jpg)
Giant panda Meng Meng gave birth to twin female cubs at the Chengdu Research Base of Giant Panda Breeding in Southwest China's Sichuan Province on May 23, 2018. (Photo/Chengdu Research Base of Giant Panda Breeding)
![Giant panda Meng Meng gave birth to twin female cubs at the Chengdu Research Base of Giant Panda Breeding in Southwest China\'s Sichuan Province on May 23, 2018. (Photo/Chengdu Research Base of Giant Panda Breeding)](http://www.ecns.cn/hd/2018/05/30/0b5834b2f67d4d5ba673470f1bb6687d.jpg)
Giant panda Meng Meng gave birth to twin female cubs at the Chengdu Research Base of Giant Panda Breeding in Southwest China's Sichuan Province on May 23, 2018. (Photo/Chengdu Research Base of Giant Panda Breeding)
![Giant panda Meng Meng gave birth to twin female cubs at the Chengdu Research Base of Giant Panda Breeding in Southwest China\'s Sichuan Province on May 23, 2018. (Photo/Chengdu Research Base of Giant Panda Breeding)](http://www.ecns.cn/hd/2018/05/30/6904aaca4eb643f795b8d5131dcfe836.jpg)
Giant panda Meng Meng gave birth to twin female cubs at the Chengdu Research Base of Giant Panda Breeding in Southwest China's Sichuan Province on May 23, 2018. (Photo/Chengdu Research Base of Giant Panda Breeding)