Many zipper factorys are born in the period of the opening period in China.The situation at that time was that some people raised some small funds,started small businesses,started small markets,and then entered enterprise entities to start businesses and made big companies.And other people are painstakingly operating in the economic system.Through system reforms,they have turned hard.After numerous trials again,they have made large enterprises.Some coastal zipper manufacturers have obvious advantages in their foreign policies and environmental advantages.They take the domestic zipper manufacturers to go one step ahead and become bigger and stronger,leading the Chinese zipper industry forward and develop together.