Check out the article mentioned here https://www.cnn.com/2021/11/02/economy/china-food-supply-covid-vegetables-intl-hnk/index.html
Get Backup power/ energy
Store water
Learn to can
Get livestock
Dehydration of food supply
Cure meats
Pickle food
Learn basic survival skills
Get protection
Have a team
Get multiple sources of communication
Have a plan to stay
Have a plan to leave
Top up on fuel
Have blankets and coats ready
Have box fans ready
Dehumidifiers ready
Alternative ways to cook ie rocket stove/ sun oven
Have ways to stay clean (SOAP)
Sanitize ((BLEACH)) ((VINEGAR))
Sturdy leather boots shoes
Gloves
Hats
Rope
Knives
Ways to start fire (lighter) (matches)
City/state /country map
Water filtration