In recent years, the PET/HDPE plastic bottles are increasingly used in the field of liquid food packaging. Plastic bottle has a large capacity, strong, lightweight, easy to carry, can be refrigerated and recycled, expand the scope of its application in the field of liquid food packaging. In beverage industry, for example, according to incomplete statistics, the current global plastic containers for beverage bottle consumption each year for more than 1000 1000 tons, and its volume is growing at an annual rate of 10% ~ 19%. Filling machine as an important packaging of liquid food packaging machinery and equipment, also with plastic bottles of wider popularity used in food industry.
In the dairy industry, acid milk beverage in the Chinese dairy market maintained a more than 30% of high-speed growth for three consecutive years, become the largest category in development potential in the dairy industry.