You may have received a courier from Dapeng Education because you are a member of this educational institution or participated in some of their activities, such as courses, lectures and seminars. , and obtained relevant study materials and souvenirs. In addition, it is also possible that you inadvertently revealed personal information, such as phone number and address, which was used by some businesses. However, please note that if the courier you receive is not purchased or expected by yourself, you must confirm the source before signing for it, so as to avoid unnecessary losses.