This month, the most destructive wildfire in history swept Southern California, causing more than 16,000 buildings to be destroyed, and insurance companies face $ 40 billion in compensation. After many household insurance companies restrict the underwriting or withdraw all from the state, the disaster has exacerbated the serious situation of the California insurance market. Now, California has joined the ranks of more and more states such as Florida, Louisiana, and Texas. These states are facing the narrowing of family insurance companies.