The rest of the possibilities are somewhat reasonable, particularly the removal of migrants who suddenly lose access to their work place. It also coincides with the lock down as well.
And of course, cutting of cell phone service blocks easy access to work as well.
my sense is that a lot of folks got sent willy nilly home without their cell phone access to prevent easy return.
A woman is checking her cell phone in Shanghai, China on March 17, 2020. (HECTOR RETAMAL/AFP via Getty Images)