Generally, this kind of fast-moving consumer goods is divided into several channels, supermarkets, circulation and specialty products.
BC generally refers to two levels in the supermarket channel.
A, generally refers to large supermarket chains, such as Wal-Mart.
B, refers to the scale of local chain stores or single-store supermarkets.
C, generally refers to a small shop.
You should know what to do as a BC salesperson. Generally speaking, in an enterprise like Dali Park, the most common job of such salesmen is market maintenance.