In accordance with the different variations that occur when heated, the synthetic resin can be divided into two kinds of thermoplastic resins and thermosetting resins. Long-term production and supply of the United Bin century the production of various food bags, food bags factory production and processing of food bags, food bags manufacturing factory. Food bags wholesale sales processing. In accordance with the different variations that occur when heated, the synthetic resin can be divided into two kinds of thermoplastic resins and thermosetting resins. Long-term production and supply of the United Bin century the production of various food bags, food bags production and processing, food bags manufacturing factory. Food bags wholesale sales processing. After the resin is heated to produce chemical changes gradually hardened molded pvc food bags, and then heated nor soften, it can not be dissolved. The thermosetting resin has a molecular structure as the body, most of the condensation resin comprising heating the resin to produce a chemical change, and gradually hardened molded food purchases bags, and then the heat is not softened, and can not be dissolved. Thermosetting resins for the size of its molecular structure, which includes most of the condensation resin, linking Bin century professional production and processing manufacturer. pe food bags, century-linking Bin (certified), food bags provided by the Joint Paper Packing Co., Bin Xiong century. Xiong Bin-century Paper Packing Co. (www.sjlbbz.com) quality services and products, and are subject to approval and trust of new and old customers and the industry. Our company is a certified member of the whole network Commercial Union, Commercial Union Support icon on the page, you can talk directly to our customer service staff, to our future cooperation happy!