A member of China International Search and Rescue Team (CISAR) disinfects a tent in Nepal's capital Katmandu, May 1, 2015. A 62-member Chinese search and rescue team was among the first outside helpers to reach quake-hit areas in Nepal. (Xinhua/Bai Yang)

Members of China International Search and Rescue Team (CISAR) make meals in Nepal's capital Katmandu, April 29, 2015. A 62-member Chinese search and rescue team was among the first outside helpers to reach quake-hit areas in Nepal. (Xinhua/Bai Yang)

Members of China International Search and Rescue Team (CISAR) are seen outside their tents in Nepal's capital Katmandu, May 1, 2015. A 62-member Chinese search and rescue team was among the first outside helpers to reach quake-hit areas in Nepal. (Xinhua/Bai Yang)

A member of China International Search and Rescue Team (CISAR) says goodbye to a rescue dog called Shitou before heading to another site to rescue, in Nepal's capital Katmandu, April 30, 2015. A 62-member Chinese search and rescue team was among the first outside helpers to reach quake-hit areas in Nepal. (Xinhua/Bai Yang)

Members of China International Search and Rescue Team (CISAR) have meals outside their tents in Nepal's capital Katmandu, April 29, 2015. A 62-member Chinese search and rescue team was among the first outside helpers to reach quake-hit areas in Nepal. (Xinhua/Bai Yang)

Members of China International Search and Rescue Team (CISAR) who have worked for 34 hours have a break in Nepal's capital Katmandu, April 28, 2015. A 62-member Chinese search and rescue team was among the first outside helpers to reach quake-hit areas in Nepal. (Xinhua/Bai Yang)