Feature: Crested ibises gifted by China boost local economy on Japan's Sado Island

The crested ibis park is seen on the Sado Island in Niigata Prefecture, Japan, May 3, 2018. Crested ibises, an iconic bird that was on the verge of extinction in Japan in the 1980s, are now prospering and providing a boost to the local economy on the island of Sado, thanks to China's help. (Xinhua/Ma Ping)