in this case, the way of offline visit is better.

region: the coverage of telephone sales is wide, without geographical restrictions; Offline visits are expanded for specific regions or industries.

advantages: the advantages of telemarketing can quickly reach a large number of potential customers, and it can also be convenient for later review and re-ordering through telephone recording, saving time and helping to improve sales efficiency. The advantage of offline visit is that you can understand customer needs more deeply, and face-to-face communication is more conducive to establishing and maintaining customer relationships and improving efficiency.