Traditional Culture Encyclopedia - Traditional festivals - What is the job of raising black for nothing?

What is the job of raising black for nothing?

The white one nourishes the black one is hairdressing and hair care. Now more and more hair salons, hair salons and image design studios are upgrading and transforming to high-end and diversified directions. In particular, hair care and blackening has become a popular new product in hair salons, hair salons and image design studios. The hair care market in China is a supplier's market, and the existing professional hair care clubs are far from meeting the needs of customers for hair care and hair growth. Therefore, some hair salons, hairdressers and image design studios began to increase white hair and black hair projects and provide hair care services in hair care centers.