1. 难得一见的公文：
https://covid19.ca.gov/img/Executive-Order-N-33-20.pdf
2. Identifying Critical Infrastructure During COVID-19
https://www.cisa.gov/identifying-critical-infrastructure-during-covid-19
加州具体包括哪些部门：
https://covid19.ca.gov/img/EssentialCriticalInfrastructureWorkers.pdf
3. 常见问题解答：
https://covid19.ca.gov/stay-home-except-for-essential-needs/
What can I do? What’s open?
Essential services will remain open, such as:
- Gas stations
- Pharmacies
- Food: Grocery stores, farmers markets, food banks, convenience stores, take-out and delivery restaurants
- Banks
- Laundromats/laundry services
- Essential state and local government functions will also remain open, including law enforcement and offices that provide government programs and services.
