The main research contents and results are as follows: Epoxy resin and metal powder are averagely mixed as SLS material which is very easy to produce with low cost and good forming property.

The netbook, or low-cost laptop, was inspired by a scheme to produce cheap laptops for children in poor countries, but has since proved popular with consumers around the world.

Pei Wanjiang, deputy head of Yuzhong county, said, "One million tons of vegetable waste can produce 100 thousand tons of feed, a good profit with a low cost."