According to calculations, in 2017, 40.06 billion pieces of express delivery produced about 8 million tons of waste, accounting for 2% of the total domestic waste in the country. In 2017, about 90% of paper packaging materials were reused in various ways, and few paper products entered the waste system and eventually landfilled. After the use of such a large-scale express packaging consumption, have these discarded express packaging been properly disposed of? "Last year, another highlight was that major companies launched reusable packaging, mainly in environmentally friendly transit bags, packaging boxes, Plastic bags, envelopes, etc."