What does Lancome Waist 196 benchmark 62v70 1 mean?

Lancome waist 196 benchmark 62v70 1 is the brand batch number. Batch number: In industrial production, although the raw materials and processes are the same, the products produced in each batch are still different in quality and performance. In order to trace the responsibility of this batch of products afterwards and avoid confusion, each batch of products has a corresponding batch number.