A cup is usually a container for people to hold liquid. It can be used for drinking tea, water, drink, etc. A water cup is a vessel used in most cases to hold liquids, usually made of plastic, glass, ceramic or stainless steel. In restaurants, drinks are packaged in paper cups or plastic cups. Most of the cups are cylindrical, above the opening, hollow, for the food. Because the cup opening, the cup of liquid is easy to be around dust pollution, so if a long time to put, should be covered with the cup cover. The cup for hot drinks has a handle for easy use In the different areas and cultures of different countries, the shape of the cup has a different, you can say that culture has a great impact on the shape of the cup. There are many kinds of cups, such as Thermos Cup, open cup, Circular Cup, Smart Cup, disposable cup and so many.