In the system, the collection, dismantling and reuse can still be managed by the
informal sector, providing income for those disadvantaged informal workers; meanwhile, metal recovery and final disposal should be done by the formal sector, which includes Best Available Techniques (BATs) (Reuter and Van Schaik, 2012; Reuter et al., 2013) to ensure the efficiency and environmental soundness of treatment processes while leveling the global recycling field.