Minimally invasive laser includes the treatment of nevus of Ota, zygomatic maroon spots, various kinds of tattoos and pricks (foreign body, trauma), freckles, coffee spots, age spots, freckle-like nevus, pigmented nevus, wrinkles, enlarged pores, acne scarring, etc. Post-operation, proper cleansing, prevention of infections, normal moisturizing, high level of sunscreen, and avoiding spicy and stimulating diet. Step 1: Apply ice/wet compress immediately after surgery, try not to get wet within 48 hours, after 48 hours you can clean your face with water, avoid rubbing. 2, the first three days after surgery will appear red, swollen, oozing and other phenomena, you can use the blue skin Ning wet compresses, and topical VuNuo to scabs. 3.After the scabs fall off, please use highly effective moisturizing cream/lotion, moisturizing mask and daily use of physical sunscreen with SPF30 or above.