Mr. Wang firstly introduced status quo of plastic package, which accounts for 1/4 in the industry and is still growing. Plastic, along with paper and paperboard, metals and glass, is one of four major materials for packaging. Respectively they account for 25%, 30%, 25% and 15%. Plastics accounts for 50% of the material used in food packaging. Plastic packaging has the characteristics of light and good transparency, good anti-corrosion quality and moderate mechanical strength, etc.