The maintenance of dark, thick hair, scalp and furbags is of particular significance for modern urban people, not only affecting their self-confidence, but also serving as an important basis for their image. To that end, urban dwellers regularly spend a lot of money on hair salons, rubbing the overall chemical water of the forest over their heads and gaining image to add personal charm and confidence. However, chemically transmitted bodily harm becomes a heart disease for urban people as consumption perceptions change. According to the health indicators issued by the authorities, the number of people with hair problems in the country's adult population is 70 per cent, the number of young and middle-aged people who are the main force for loss of hair, white hair, and the number of people with yellow hair, fork, bad hair and hair, white hair, etc. Is 500 million. A study by the chinese medical association found that modern people's rapid pace of life, increased stress at work, over-he...