Paper industry
Sewage in the paper industry accounts for a large proportion of the total industrial wastewater. Wastewater in the paper industry is a serious source of pollution. The discharge is large, and the serious pollution and ecological environment damage can not be ignored. The serious pollution and harm of paper industry wastewater has attracted wide attention. The types of sewage in the paper industry include: mid-stage wastewater and papermaking wastewater in the pulping wastewater, washing, screening, bleaching and other sections. Papermaking wastewater treatment process and waste liquid resource utilization are the key to solving the pollution of the entire paper industry. With the rapid development of the country's economy, the intensity of environmental protection is constantly increasing. The state advocates cleaner production processes and circular economy policies, and strictly implements total control policies for the paper industry.
