On March 1, 2019, the commencement ceremony of the EPC project of biochemical treatment unit for saline sewage, membrane desalting unit for salt containing wastewater and hazardous waste landfill of ECEC Shenhua Yulin Circular Economy CoalIntegrated Utilization Project (Phase I) was held in Qingshui Coal ChemicalIndustrial Park in Yushen Industrial Zone, which marks that the project’s construction has entered the implementation period.