Canton Fair, China International Textile and Yarn Fair, Paris Yarn and Knitwear Fair, etc., are all places where professional yarn suppliers appear. With their large exhibition planning, strong professionalism and high world popularity, they are among the best in the yarn industry. However, due to the impact of the Covid-19, it is estimated that there will be some adjustments in this two years. Such as offline exhibition moved to the online exhibition. After all, offline exhibitions have lasted for so many years, and this mode has the best matching effect and the fastest efficiency, so this mode will still survive for a long time. For the yarn industry, fairs are still one of the most popular ways for yarn suppliers and textile manufacturers to experience the texture of yarn directly.