The shirt can be striped or checkered; if you wear a tie, it is recommended to wear a white shirt, paired with a pair of dark brown or black rough leather shoes; you can also wear a folded shirt The collared dress is dark, similar to a small dress, black and gray striped trousers, and a light gray vest; the top is turned up and has no tail. Leather shoes are best black and shiny. If you're attending an outdoor concert that's more appropriate during the day, you can dress more casually. B. Formal symphony concerts Keywords for attire: small dress Most concerts are held at night, so a dark evening dress is required to match the environment. The top is single-breasted or double-breasted, with no opening at the back. Matching the little dress is a pair of dark trousers with simple silk lace on the outer trousers. There are no hems and belt buckles, so trousers suspenders are required when wearing the little dress. Please wear a lapel white shirt to match the dress, or a high-collar shirt with cuffs. The chest of the shirt should be either flat, with vertical or horizontal creases, or padded with convex cotton fabric. Polished cowhide shoes should have smooth tongues, or you can choose smooth patent leather shoes. C. Opera concerts Keywords for dressing: according to environmental needs. Watching an opera means extraordinary respect for the performers and respect for the culture, so choose your clothing accordingly. Although some men also wear jeans, button-down shirts, no ties, and no tops in the opera house, the custom is to wear a dark, single-breasted or double-breasted suit and a vest. Wear a tie. As long as your companion has chosen a suitable dress, you will need to wear a mini dress. Large gowns may be too exaggerated and appear to be pretentious, so you don't have to wear a large gown even if you book a private room. D. Concerts in important places. Keywords for attire: big dress. Avoid wearing a watch. If a person with a very important status invites you to watch a concert in an important place, then you should wear a big dress. The formal dress is worn on very formal occasions. It consists of a tuxedo, a white cotton vest and a pair of pleated black trousers with two silk hems at the outer trousers. The white dress shirt always has a stand-up collar, and the white tie I tie is made of cotton fabric. Usually paired with a pair of high-gloss polished cowhide shoes or patent leather shoes.