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Second: this fillet disease, also called chicken skin, can be treated with compound snake fat ointment or tretinoin cream. You can use one of these two ointments and then apply it to those small acne, preferably at night and then remove it the next morning. There will be some effect, but to be honest, the effect is also average.
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Third: the chicken skin is very dry, lacking water and oil. Therefore, skin moisturizing is very important. So you can put on some moisturizing skin care products. Also, the bath water temperature should be kept moderate and not overheated, because overheating will aggravate the symptoms of goose skin.
Caution: Don't squeeze the chicken skin often, it's easy to leave a small scar. Pay attention to skin moisturizing, you can apply some moisturizing cream, and eat more foods rich in vitamin A, which can speed up the removal of chicken skin.