Cup is a dedicated utensil. Its main function is to drink alcohol or tea, and the general volume is not large. Or the cup of tea in ancient times is called a cover bowl. Most of the basic instruments are straight or open, and the diameter of the mouth is close to the cup height. There are flat bottoms, feet or high -footed. Archaeological data show that the earliest cups were found in the Neolithic era. Whether it is in Yangshao Culture, Longshan Culture, or Hemudu Cultural Site, there are pottery cups. During this period, the cup type is the most peculiar and diverse: the ear or two ears cups with ears, most of which are cone -shaped. Three -legged cups, cup -shaped cups, high -handle cups, etc. Depending on the production materials, they can be divided into glass, plastic cups, ceramic cups, wooden cups, stainless steel cups, etc.