Her case was thrown out of the city's court, but she is taking it to a higher court.
He then died of respiratory failure while waiting in the emergency waiting room.
Zhao Lei told Sky News that people "people carried on living like before" and didn't use protection: "It meant my father got infected and died."
A medical worker takes a swab sample from a man to be tested for the COVID 19 coronavirus next to a street in Wuhan, in Chinas central Hubei province on May 16, 2020. HECTOR RETAMAL/AFP via Getty Images