Acid washing wastewater mainly comes from industrial processes such as metal surface treatment, electroplating, steel pipe acid washing, and stainless steel cleaning. It contains high concentration...

On December 9th, the Department of Ecology and Environment of Jiangsu Province released the "Several Measures to Further Optimize Environmental Impact Assessment and Pollutant Discharge Permit Mana...

The paper industry is an important basic raw material industry closely related to the development of the national econom

According to foreign media reports, before the outbreak of covid-19, there were many strange things in the world. After