Plastic shopping bags are consumables in daily life, and China consumes a large amount of plastic shopping bags every year. Plastic shopping bags to provide consumers with convenience at the same time, due to excessive use and recycling treatment is not in place and other reasons, but also resulted in serious energy, waste of resources and environmental pollution. In particular, ultra-thin plastic shopping bags are easily damaged and mostly discarded as the main source of "white pollution." At present, more and more countries and regions have restricted the production, sale and use of plastic shopping bags. To implement the scientific concept of development, build a resource-saving society and environment-friendly society, take effective measures from the source, urge enterprises to produce durable and easy-to-recycle plastic shopping bags, guide and encourage the masses to make rational use of plastic shopping bags and promote the comprehensive utilization of resources , Protecting the ecological environment and further promoting energy conservation and emission reduction. The General Office of the State Council of China released the circular on the restriction on the production, sale and use of plastic shopping bags on December 31, 2007, which was known by the masses as a "plastic limit order."
The notice stipulates that from June 1, 2008 onwards, the nationwide ban on the production, sale, use of plastic shopping bags less than 0.025 mm thick. For the specific index of 0.025 mm requirements, the experts said that the current market more than 80% of the thickness of plastic shopping bags can not meet the requirements of the general farmers market plastic shopping bags thickness of about 0.005 mm, large supermarkets and shopping malls provide plastic shopping bags The thickness is generally between 0.015 mm and 0.020 mm.
February 5, 2008, the National Standards Commission issued the first draft of the national standard plastic shopping bags, began to widely solicit opinions from the community, deadline is March 4. Plastic shopping bags national standards by the National Standards Commission and China Light Industry Federation to complete. Which stipulates that the thickness of plastic shopping bags must ≥0.025 mm. In color, direct contact with food plastic shopping bags should be true colors. Appearance, do not allow bubbles, punctures and other defects. In the area of food safety, plastic shopping bags that come into direct contact with foodstuffs must be marked "food for use". The use of safety, plastic bags must have safety instructions and warnings, such as "in order to avoid and prevent the risk of suffocation, please stay away from infants and toddlers" and so on. In the environmental protection, plastic bags must be marked "for the protection of the environment and save resources, please use" text. At the same time, plastic bags should clearly identify the manufacturer's name, and clearly identify the nominal load, in kilograms.