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china drawstring bags manufacturers cjeap personalized drawstring bags wholesale custom made in china suppliers manufacturers….. streets, tourist areas, water, road and rail on both sides resulting in "visual pollution" outside, PVC bags, there are still potential hazards. PVC plastic structural stability, not easy to be a natural microbial degradation, PVC plastic bags are not separated in the natural environment for long periods. This means that if not recycled PVC bags, PVC bags will become a long-term presence of contaminants in the environment and accumulate, causing serious environmental harm. According to statistics, the use of 260 million tons of plastic a year, of which 170 million tons are single-use PVC plastic bags. PVC plastic bags to store fruits and vegetables, fruits placed in PVC plastic storage, is often used as a scientific method of preservation in the winter. The principle is to reduce the concentration of oxygen, increasing the concentration of carbon dioxide, PVC
