A refrigerator, comprising: a main body; at least one freezing chamber disposed in the main body, wherein the at least one freezing chamber comprises at least one quick-freezing chamber; a freezing evaporator disposed in the main body and behind the at least one freezing chamber, and spaced apart from the at least one freezing chamber via a freezing air duct cover plate; a freezing fan corresponding to the at least one freezing chamber and a quick-freezing fan corresponding to the at least one quick-freezing chamber, wherein the freezing fan and the quick-freezing fan are disposed above the freezing evaporator respectively and configured to blow cold air generated by the freezing evaporator into the at least one freezing chamber and the at least one quick-freezing chamber respectively; a controller configured to control the freezing fan and the quick-freezing fan, wherein the controller controls the quick-freezing fan to quick-freeze the at least one quick-freezing chamber when needed; characterized in that the refrigerator further comprises a quick-freezing control unit configured to start or stop the quick-freezing; and a quick-freezing temperature sensor configured to sense a temperature in the quick-freezing chamber, wherein the controller is configured to control the quick-freezing fan to stop working or is configured to control the quick-freezing fan to work at a low speed when the temperature in the quick-freezing chamber is less than a first predetermined temperature or a quick-freezing time is larger than a first predetermined time (a) wherein the controller is configured to control the freezing fan to stop working and is configured to control the quick-freezing fan to work at a maximum rotating speed when the quick-freezing control unit starts the quick-freezing and the controller is configured to control the quick-freezing fan to stop working when the quick-freezing control unit stops the quick-freezing. a main body; at least one freezing chamber disposed in the main body, wherein the at least one freezing chamber comprises at least one quick-freezing chamber; a freezing evaporator disposed in the main body and behind the at least one freezing chamber, and spaced apart from the at least one freezing chamber via a freezing air duct cover plate; a freezing fan corresponding to the at least one freezing chamber and a quick-freezing fan corresponding to the at least one quick-freezing chamber, wherein the freezing fan and the quick-freezing fan are disposed above the freezing evaporator respectively and configured to blow cold air generated by the freezing evaporator into the at least one freezing chamber and the at least one quick-freezing chamber respectively; a controller configured to control the freezing fan and the quick-freezing fan, wherein the controller controls the quick-freezing fan to quick-freeze the at least one quick-freezing chamber when needed; characterized in that the refrigerator further comprises a quick-freezing control unit configured to start or stop the quick-freezing; and a quick-freezing temperature sensor configured to sense a temperature in the quick-freezing chamber, wherein the controller is configured to control the quick-freezing fan to stop working or is configured to control the quick-freezing fan to work at a low speed when the temperature in the quick-freezing chamber is less than a first predetermined temperature or a quick-freezing time is larger than a first predetermined time (a) wherein the controller is configured to control the freezing fan to stop working and is configured to control the quick-freezing fan to work at a maximum rotating speed when the quick-freezing control unit starts the quick-freezing and the controller is configured to control the quick-freezing fan to stop working when the quick-freezing control unit stops the quick-freezing.