Change your PIN? The hottest event of the Olympics

Pin is an Olympic souvenir with a history dating back 128 years. Pin has evolved from circular playing cards to constantly enriching its connotations. It is a souvenir with commemorative properties and easy to preserve; It is also a cultural carrier with collection value; The exchange process also conveys the Olympic spirit. Nowadays, Olympic pins have become carriers of numerous memories, emotions, and cultures, as well as communication and social tools and unique cultural symbols. Olympic pins are an important source of income for Olympic host countries, and the Paris Organizing Committee for the Olympic Games has opened numerous sales points, but popular styles are still quickly sold out. The pins of the Chinese delegation are widely popular, and their design and quality are recognized. Many Olympic souvenirs, including pins, are mostly produced in China. Yiwu's exports to France are growing, and Chinese manufacturing and intelligent manufacturing are penetrating multiple levels and fields of Olympic events