1. Today's electronic devices or apps are really convenient, replacing some functions of paper notebooks and improving efficiency. Many people gradually use app instead of paper.

When we grow up or go to school, we use paper to write and record. This habit has been formed. Electronic products can bring convenience to everyone, but it is irreplaceable. Just as TV can't replace radio, electronic media can't replace paper, and demand will always exist.

3. Paper books and notebook records give people a three-dimensional sense, which can be integrated into the scene at that time, making it easy to remember and deepen the impression, which is incomparable to electronic media.

4. Paper records can better reflect personalized things and are deeply loved by people.