With the accelerated pace of human life, disposable tableware has gradually entered the fast food business. Since the first use of disposable tableware in China in 1984, foamed plastic tableware with polystyrene (eps) as the main raw material has spread all over the country and entered people's daily life, forming a huge consumer market. According to statistics, at present, China consumes about 10 billion fast food appliances each year, most of which are disposable foam plastic tableware, and grow at a rate of 25% per year.

Due to the non-degradable nature of polystyrene, it is difficult to recycle and other disadvantages, which brings great inconvenience to the processing work.

Currently in the streets and alleys of China's cities, touri