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Go to the supermarket and buy very ordinary wet wipes, and just come back and wipe them carefully.
You can not completely wet the dirty area, and then apply some mysterious laundry detergent to scrub it. Focus on decontamination.
In China, the largest market for leather cleaning is car maintenance (cleaning leather seats). The detergent they use is imported foam detergent. Can be used as a household leather cleaner. >>>More
Now fabric sofas can generally be disassembled and washed, and can be removed and washed in a washing machine. Reuse a special cleaning agent for stubborn stains (generally sold in larger shopping malls, which is quite cheap).
Try it with toothpaste.
For the stains on the fabric sofa, first use a paper towel or vacuum cleaner to wipe off the dirt, then wipe it with a clean cloth dipped in water and baking soda, and finally dry it with a hair dryer. Do not carry too much water during the cleaning process, if it is a large area of stains, you should let a professional person clean it. >>>More