In recent years, HDPE and PET plastic bottles have been increasingly used in the field of liquid food packaging. Plastic bottles have the characteristics of large capacity, firmness, light weight, easy to carry, refrigerate and recyclable, which expands their application in the field of liquid food packaging. Taking the beverage industry as an example, according to incomplete statistics, the current global consumption of plastic containers for beverage bottles is more than 10 million tons, and its production and sales are growing at a rate of 10%-19% per year.
Acidic beverages have maintained a high growth rate of more than 30% in the Chinese dairy market for three consecutive years, becoming the most promising category in the dairy industry. Plastic bottle packaging is the fastest growing packaging type of container for acidic milk beverages, and its development rate even exceeds the growth rate of the product. The small-package HDPE plastic bottle of acidic milk beverages below 220ml is the core consumer group. After more than ten years of development, the market base of small-package HDPE plastic bottles of acidic milk beverages is solid and stable, and it is developing rapidly. HDPE plastic bottles have become the absolute leading packaging form for children's acidic milk drinks, with a market share of 94%. Large-packaged acidic milk beverages larger than 350m1 are new products appearing on the market in the past two years, and their market share has increased rapidly. The target customer base is young people aged 18-25. After several years of development, the range of consumers of large-packaged acidic milk beverages has been expanding, and PET plastic bottles have become the dominant packaging form for large-packaged milk beverages.