The replacement of this brand is 3000 yuan / unit, and the replacement of foreign brands is 2000 yuan / unit 
The replacement of this brand is 3000 yuan / unit, and the replacement of foreign brands is 2000 yuan / unit The replacement of this brand is 3000 yuan / unit, and the replacement of foreign brands is 2000 yuan / unit Active time
From February 11, 2022 to February 13, 2022
