On Nov.28, the galliumgermaniumindiumcopper comprehensive recovery project of Danxia smelter, EPC contracted by CINF, successfully passed the completion acceptance of environmental protection. The acceptance is directly related to whether the project can apply for the sewagedischargepermissionand be operated legally. Especially the new Regulations on environmental protection for construction projects(Effectivefrom Oct.1, 2017) enforces construction units instead of the government departments as the subject of environmental protection acceptance, and further strengthens the environmental responsibility of construction units.