Plastic is a synthetic or natural polymer resin as the main material. After adding various additives, at a certain temperature and pressure malleable and can be fixed to a class of materials whose shape after cooling. Natural or synthetic polymer resin molecules in the molten state, and evenly distributed around the molecular process called plasticizing additives card bags, has already reached this process is called plasticizers, and has not yet reached, it is considered not yet plasticized. Plastic packaging is one of the four packaging materials: paper and paperboard accounted for 30%, 25% plastic, 25% metal, glass accounted for 15%. Yiwu Chi Feng plastic factory is customized based plastic film bags, plastic particles, courier bags, vest bags, bags and other professional production and processing company card bags factory, plastic products are sold through the Yiwu market, world country. We have a complete and scientific quality management system. Annual sales of tens of millions. Yiwu Chi Feng plastic bag factory is a specialized production courier bag film, high and low voltage plastic film, bags and compression bags factories, factory located in Yiwu, the world commodity markets, transportation is very convenient. Our professional production of high-density polyethylene bags of color printing card bags, enterprises with stable product quality and timely delivery won the praise of our customers. Everything has always been adhering to the customer's business philosophy, we strive to work hard pe card bags, to enhance their quality and integrity of the concept for our customers to provide quality products to meet the multiple challenges. Main business: production and production of a variety of plastic pockets, courier bags, square body bags, packing bags, compression bags, plastic bags. Chi Feng plastic bag factory in Yiwu for your dedicated service. cpp card bags, plastic bags Chi peak price (certified), Sichuan card bags provided by Yiwu Chi Feng plastic bag factory. Yiwu Chi Feng plastic factory (www.ywzhifeng.com) Zhejiang Jinhua, plastic bags leaders, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Chi Feng plastic bag in leadership with the staff warmly welcome all inquiries negotiations to create the Chi Feng plastic bag a better future.