) The range and number of corporations that generate hazardous
waste is huge and the distribution is scattered. The waste is
hard for centralized disposal, and the environmental risks will
inevitably increase if sent to qualified disposal site;
(2) The equipment in producing units which are qualified for disposal
is out of date. Their ability of disposing, processing and
integrated utilization of industrial hazardous waste is limited,
which could not realize the environmental protection and the
fully utilization of resource;
(3) Not all generation units are qualified for disposal and the level
of disposal is low, which may cause problems of non-standard;
(4) The high costs of handle and reuse, the complexity of management
are all hard to realize scale economy;
(5) The generation of hazardous waste is dynamic, which is hard
to predict