Compared with glass products, plastic bottles have a lower density, lightweight, adjustable transparency, and are not easy to break; plastic bottles have better corrosion resistance, acid and alkali resistance, impact resistance, and have higher mechanical strength, and are easy to shape. , The production loss is low. Plastic products are easy to color, and colors can be adjusted according to needs. It is easier to achieve packaging design requirements. The most important thing is that plastic bottles have relatively low costs compared to glass bottles.