1) The document discusses China's response to the 2008 Wenchuan earthquake and 2010 Yushu earthquake, analyzing them according to the Sphere Project's humanitarian standards.
2) It finds both responses faced difficulties like information isolation, damage to transportation and communication infrastructure, and challenges working with NGOs and volunteers.
3) The response to Yushu earthquake showed some improvements like better use of remote sensing technology, coordinating psychological support earlier, and more focus on recovery operations with NGOs. Comparing the responses helps identify aspects of emergency response that could be strengthened.