1. Lego activity center sells Lego. 2. The "Lego Activity Center" authorized by 2.Simia has a Lego education authorization certificate, which is unique, and each center has its own authorization number. All regular authorized centers and customers can make inquiries at Lego China official website and Simia Lego Education Service Network. For the infringing cottage shops, Lego and Simia have successively sent letters to lawyers to make corrections within a time limit according to the infringement. If it is not corrected within the time limit, it will be sent to the relevant departments of state commerce and law for handling. Every parent knows that Lego is a pile of colorful, high-quality and expensive plastic building blocks. Every child has at least one set of Lego toys. Everyone who wants to give gifts to their parents and friends will take Lego as their first choice without thinking. Every supermarket floor where children eat, drink and have fun will have at least one activity center with Lego as the main teaching aid, and there will be a steady stream of children going there to listen to Lego courses.