Is a plastic bottle design skill

A small plastic bottles, in our usual often frequent use and contact with it. But we did is easy to ignore him, unless it is usual to give us the inconvenience, will cause our attention. Let's take a look at the plastic bottle.
the plastic bottle with small diameter, shape, although the difference is bigger, more style. It is not a casual but plastic bottle design, it must be easy to use, consumers must also make packaging products ensure the quality and storage. For a class of plastic bottles, bottle shape and diameter will need to take into account the person's mouth when drinking of convenience, can't let drink appeared in the process of drinking spilling easy or hard to pour out, these are on consumers' experience with a lot of damage. Therefore, drink