There is an old saying that fallen leaves return to their roots, and fallen leaves return to their roots, which refers to dead leaves that fall by the roots of trees and become fertilizer to nourish the roots of trees; it is extended to mean that people who live in other PLA ces will eventually return to their native hometown.The life of PLA stic packaging bags, also hope that it can”fallen leaves return to their roots”after completing its mission, return to nature and become a part of nature. Because of the problem of white pollution, degradable bags came into being, and the representative ones are biodegradable PLA stics.bag.Raw materials for biodegradable PLA stic bags PLA It is a new type of biodegradable material, which is made of starch raw material from renewable PLA nt resources to make polymer materials. It has good biodegradability and can be completely degraded by microorganisms in nature to generate carbon dioxide and water without polluting the environment. This is very beneficial to the protection of the environment. It is a recognized environmentally friendly material and can re PLA ce the original ordinary PLA stic bags.Products that can be produced from biodegradable materials: disposable tableware, non-woven fabrics, packaging materials, agricultural coatings, toys, coatings, glue, fibers and other degradable products. They have the characteristics of pure natural pollution-free.They will all go back to the original starting point, which is the return of fallen leaves in the life cycle of biodegradable bags.