On February 3, 2021, the liaoyang city ecological environment, solid waste division Wang Kechang solver, temporary activities of our company, temporary hazardous waste storage rooms, sewage treatment station, sewage on-line monitoring station has carried on the inspection, put forward the enterprise should strengthen the management of solid waste storage and treatment work, in strict accordance with national standards for hazardous waste collection, staging and treatment. The management of discarded radioactive sources shall be strengthened through patrol inspection, and the temporary storage of radioactive sources shall be controlled in strict accordance with the temporary storage document requirements approved by the Municipal Bureau during the temporary storage period.