2. People with short faces should not have upper lips and beards. People with small mouths can keep a slightly wider beard to cover their mouths. 4. People with narrow foreheads can keep beards to cover the mandibular angle and broaden the visual effect of foreheads. People with round faces can keep some beards with tough outlines and straight lines. 6, hair and beard styling should be coordinated, long hair should be matched with relatively elegant beard styling, and short and hard beard styling will make people feel too funny. 7. People engaged in literary and artistic work can emphasize outstanding personality with a particularly exaggerated beard. A goatee is suitable for a face with a moderate lip size and a good forehead-cheek ratio. For those who don't know about plastic surgery, after listening to the detailed introduction of the above experts, I believe everyone has a further understanding of this.