Products pet bags main material is the main material for polypropylene bags, polyethylene bags. Sewing method is divided into the bottom seam bags, hemmed bottom bags. Now widely used in fertilizer, chemical products and other items of a packaging material. Product attributes permeability, moisture permeability, oil resistance, water resistance, chemical resistance, make it as pest control, dust-proof, anti-microbial, light, smell, smelly odor isolated features. Functional use with light weight, high strength, corrosion resistance and other characteristics, suitable for pet food packaging, packaging of fertilizer, pesticide packaging, seed packaging, as well as daily necessities packaging and so on. Other plastic bags including plastic bags and plastic film bags. The former has a light weight, high strength, corrosion resistance and other features, the addition of plastic film lining can be moisture-proof moisture; the light bag deadweight below 2.5kg and medium-sized bag of deadweight in the 25-50kg heavy bag load 50-100kg. The latter light bag load more than 1kg; for-10kg medium-sized bag deadweight; heavy bag load 10-30kg; the FIBC load 1000kg. The transaction is welcome customers to visit, buy.