![Two birds fly among branches of a flowering tree in Wuxi, east China\'s Jiangsu Province, March 12, 2019. (Xinhua/Pan Zhengguang)](http://www.ecns.cn/hd/2019/03/13/911d6c143279426fb805358eca01e48b.jpg)
Two birds fly among branches of a flowering tree in Wuxi, east China's Jiangsu Province, March 12, 2019. (Xinhua/Pan Zhengguang)
![A bird is seen on a flowering tree at Huanglongdong scenic spot in Zhangjiajie, central China\'s Hunan Province, March 12, 2019. (Xinhua/Wu Yongbing)](http://www.ecns.cn/hd/2019/03/13/a4442482d0a640f896d33db840c77259.jpg)
A bird is seen on a flowering tree at Huanglongdong scenic spot in Zhangjiajie, central China's Hunan Province, March 12, 2019. (Xinhua/Wu Yongbing)
![A bird is seen on a flowering tree at Huanglongdong scenic spot in Zhangjiajie, central China\'s Hunan Province, March 12, 2019. (Xinhua/Wu Yongbing)](http://www.ecns.cn/hd/2019/03/13/b21324c0d137467eaf6760e5453a338f.jpg)
A bird is seen on a flowering tree at Huanglongdong scenic spot in Zhangjiajie, central China's Hunan Province, March 12, 2019. (Xinhua/Wu Yongbing)
![A bird is seen on a flowering tree in Jishou City of Tujia-Miao Autonomous Prefecture of Xiangxi, central China\'s Hunan Province, March 12, 2019. (Xinhua/Liu Zhenjun)](http://www.ecns.cn/hd/2019/03/13/25e311c9f0ff4f909c5b4cb149150c67.jpg)
A bird is seen on a flowering tree in Jishou City of Tujia-Miao Autonomous Prefecture of Xiangxi, central China's Hunan Province, March 12, 2019. (Xinhua/Liu Zhenjun)
![Two birds fly among branches of a flowering tree in Wuxi, east China\'s Jiangsu Province, March 12, 2019. (Xinhua/Pan Zhengguang)](http://www.ecns.cn/hd/2019/03/13/da061280d9ef47c1a85d23907135cda8.jpg)
Two birds fly among branches of a flowering tree in Wuxi, east China's Jiangsu Province, March 12, 2019. (Xinhua/Pan Zhengguang)
![Photo taken on March 12, 2019 shows blooming flowers at a park in Beijing, capital of China. (Xinhua/Ju Huanzong)](http://www.ecns.cn/hd/2019/03/13/7d474ea78fec481e9b3e0dfb723e51f6.jpg)
Photo taken on March 12, 2019 shows blooming flowers at a park in Beijing, capital of China. (Xinhua/Ju Huanzong)
![Photo taken on March 12, 2019 shows Yulan magnolia flowers in front of the National Center for the Performing Arts (NCPA) in Beijing, capital of China. (Xinhua/Ju Huanzong)](http://www.ecns.cn/hd/2019/03/13/2aa2b485bb584582a5d6e1972b34a6f5.jpg)
Photo taken on March 12, 2019 shows Yulan magnolia flowers in front of the National Center for the Performing Arts (NCPA) in Beijing, capital of China. (Xinhua/Ju Huanzong)