Based on the field survey of 2003 Minle--Shandan Ms6. 1,5. 8 Twin earthquakes, aspects such as the macroscopic pre-earthquake anomaly, human reaction, life loss, capacity of governmental decision-making, public seismic prevention awareness, social relief effort, implementation of emergency response plan and earthquake rumors are investigated and analyzed, and through it lessons on protecting against and mitigating earthquake disaster are drawn and importance of social factors during seismic disaster relief is emphasized. The study in this paper can provided useful information and insight for earthquake emergency response and relief.