According to the random number table, both sides of the subjects' faces were randomly divided into the mask side and the control side (made of the same mask-like dressing), that is, one side of the face was applied with the Besuquan moisturizing repair mask, and the other side was applied with the control side. Patients were followed up on the day of treatment and 1, 2, 3, 4, 6 and 8 weeks after treatment. The specific methods are as follows: The patient applied 3 lobed membranes per week for the first month, and 2 pieces per week for 20 minutes each time for the second month.

A half-face control test was used in this study. One side of the face was treated with a mask containing Asiaticum asiatica and the other side was treated with a mask without Asiaticum asiatica

Clinical erythema score (CEA) was divided into no, mild, moderate and severe according to the severity of rosacea, corresponding to 0,1,2,3, respectively.

The Global Aesthetic Improvement Scale (GAIS) score was evaluated by the treating physician and divided into four levels: very improved corresponding, substantial improvement, improvement, no change; Corresponding to the best beauty effect, significant improvement but not the best, significant improvement, no change;

The melasma Area and Severity Rating (MASI) is used to evaluate the severity of melasma. Melanin deposition was quantitatively evaluated from three aspects: area, color depth and color uniformity. Area weight: Forehead 30%, left cheek 30%, right cheek 30%, mandibular 10%, color plaque proportion (A) < 10% recorded 1 points, 10% ~ 29% recorded 2 points, 30% ~ 49% recorded 3 points, 50% ~ 69% recorded 4 points, 70% ~ 89% recorded 5 points, 90% ~ 100% recorded 6 points; Color depth (D), color uniformity (H) scores range from 0 to 4 points, no score 0 points, slight score 1 points, moderate score 2 points, obvious score 3 points, maximum score 4 points. MASI score = forehead [0.3A (D+H)]+ right cheek [0.3A (D+H)]+ left cheek [0.3A (D+H)]+ mandibular [0.1A (D+H)], score range 0 ~ 48, score was positively correlated with melanin deposition.

The Dermatology Life Quality Score (DLQI) is scored by answering multiple questions in which patients self-rate the impact of their current illness on their lives over a period of one week. The answer is divided into four levels, very serious 3 points, severe 2 points, a little 1 point, no 0 points; '