Non-governmental departments should play an active role. Non-government departments have a strong sense of economy, which can maximize the potential of garbage resources, not only solve the garbage problem that has plagued government departments for a long time, but also be independent and responsible for their own profits and losses, which is conducive to the recovery and reduction of urban garbage.
We should constantly pursue industrialization and scale. Industrialization and scale are the characteristics of PPP mode, and technological innovation and market development are its fundamental ways. Extensive, low-level and small-scale operation will hinder the development of PPP model.
In addition, it is necessary to change the concept of citizens and some government officials, enhance the awareness of comprehensive utilization of garbage resources and improve the level of relevant policies. Only in this way can the enthusiasm of non-governmental departments to participate in garbage disposal be facilitated.
It is feasible in theory and practice to collect sewage charges from residents and units and pay them to garbage treatment plants according to the principle of "polluter pays", and the construction of laws and regulations in this regard needs to be strengthened.