(1) round bottle. The bottle body section is circular, is the most widely used bottle type, high strength.
Square bottle. The bottle has a square cross section. This kind of bottle has lower strength than the round one and is more difficult to make. Therefore, it is less used.
(3) curved bottle. Although the section is circular, but in the height direction is curve, by concave and convex two, such as vase type, calabash type, new form, very popular with users.
(4) oval bottle. The section is ellipse, although the capacity is small, but the shape is unique, the user also likes very much.