Rescuers work on debris in Sankhu on the outskirts of Kathmandu, Nepal, April 30, 2015. Members of rescue teams from China and Nepal made joint effort to find victims. [Photo/Xinhua]

Chinese rescuers work in Sankhu on the outskirts of Kathmandu, Nepal, April 30, 2015. As a responsible global power and Nepal's neighbor, China responded immediately to Nepal's call after the magnitude-7.9 quake hit Nepal, leaving more than 5,000 people dead and many more still missing.[Photo/Xinhua]