China's artificial leather synthetic leather industry has developed rapidly and is the world's largest producer of artificial leather synthetic leather. At present, there are more than 300 reg

The pollution of leather production can be summarized by "dirty, stinky, tired". Dirty, mainly refers to the production of a large amount of wastewater containing heavy metals in its initial

Nowadays, the trouble of lack of food and wear is long gone. Instead, the health problems caused by eating too much are bothering people. At the same time, how to deal with many old clothes is also ve