A deodorization control method for a laundry treatment device, comprising: determining a deodorization type of a to-be-treated laundry; and controlling the laundry treatment device to execute a corresponding deodorization control program based on the deodorization type, wherein the deodorization control program of each deodorization type is different based on a control strategy of at least a condensate water supply valve and/or a steam generator, characterized in that controlling the laundry treatment device to execute the corresponding deodorization control program based on the deodorization type comprises: controlling the laundry treatment device to alternately operate in a first stage of enhancing odor volatilization of the laundry and a second stage of steam-based deodorization; and controlling the laundry treatment device to operate in a third stage of drying the laundry, wherein the steam generator is turned off in the first stage and the third stage; the steam generator is turned on in the second stage; in the first stage, the second stage and the third stage, a fan and a heating apparatus heating a drying tunnel of the laundry treatment device are turned on, and a tub body of the laundry treatment device rotates based on a setting strategy, wherein the deodorization type is determined based on an instruction input by the user, in case that the deodorization type is a first type for smoke odor, the method further comprising: turning on the condensate water supply valve, in response to starting the deodorization control program, wherein in case that the deodorization type is a second type for at least one of sweat odor, musty odor, smelly sock odor or river snail rice noodle odor, the method further comprises: determining that temperature in the laundry treatment device is equal to or greater than a first setting temperature, and turning on the condensate water supply valve. determining a deodorization type of a to-be-treated laundry; and controlling the laundry treatment device to execute a corresponding deodorization control program based on the deodorization type, wherein the deodorization control program of each deodorization type is different based on a control strategy of at least a condensate water supply valve and/or a steam generator, characterized in that controlling the laundry treatment device to execute the corresponding deodorization control program based on the deodorization type comprises: controlling the laundry treatment device to alternately operate in a first stage of enhancing odor volatilization of the laundry and a second stage of steam-based deodorization; and controlling the laundry treatment device to operate in a third stage of drying the laundry, wherein the steam generator is turned off in the first stage and the third stage; the steam generator is turned on in the second stage; in the first stage, the second stage and the third stage, controlling the laundry treatment device to alternately operate in a first stage of enhancing odor volatilization of the laundry and a second stage of steam-based deodorization; and controlling the laundry treatment device to operate in a third stage of drying the laundry, wherein the steam generator is turned off in the first stage and the third stage; the steam generator is turned on in the second stage; in the first stage, the second stage and the third stage, a fan and a heating apparatus heating a drying tunnel of the laundry treatment device are turned on, and a tub body of the laundry treatment device rotates based on a setting strategy, wherein the deodorization type is determined based on an instruction input by the user, in case that the deodorization type is a first type for smoke odor, the method further comprising: turning on the condensate water supply valve, in response to starting the deodorization control program, wherein in case that the deodorization type is a second type for at least one of sweat odor, musty odor, smelly sock odor or river snail rice noodle odor, the method further comprises: determining that temperature in the laundry treatment device is equal to or greater than a first setting temperature, and turning on the condensate water supply valve.