What is the special drinking lid in Dong Peng used for?

First of all, Dong Peng has applied for a patent for the transparent lid. The main purpose is to prevent dust and ensure the hygiene inside the lid. It can be said that it is very attentive. It seems reasonable to think about it. Secondly, the first and second purposes of this transparent cover are to show personal brand and let consumers remember it. The above two points are functional uses, and you can't believe the actual uses. First of all, this transparent cover can be used as a container and a cup. Whether you are drinking or drinking, it is very convenient and romantic to use this small cup. Especially outdoors, or on long-distance buses or trains, it is very convenient to use.