It is based on a long-term relationship with every customer. Free telephone consultation, return of gift certificates, recycling of feedback materials, etc. all kinds of tricks make information flow in two directions. Now the two-way function is becoming more and more common through the Internet and mobile phones. Including the use of old-fashioned mass media publicity, in the future, in many enterprise actions, the two-way function will become very important, because the feedback information from this trend will become the basis of the next campaign.
Finally, the circular process between enterprises and consumers will build a long-term relationship with customers. This topic will be suspended first. It will become an important topic in the future that how to conduct two-way publicity between enterprises and customers.