It shall be defined in policy that the main body to assume sludge disposal and treatment is the wastewater treatment industry; the key to solving sludge disposal and treatment is dependent on the highly effective supervision of the government; and the systematic planning shall be solved as soon as possible.
Then a total cost formula of treatment plant special for sewage treatment industry in Shenzhen under BOT, TOT and commission management mode is proposed respectively, and the recommendation of the parameters determining and calculation method is brought forward.
According to the present situation of sewage treatment infrastructure’s management and operation, and the new situation of the development of sewage treatment infrastructure, this section carries on a detailed discussion on the price and the service regulation.
It is particularly in a way of reforming water resources fee so as to promote water right allocation and river basin management, increasing price of water supply for transferring water management organizations into business-centered enterprises, integrating domestic water supply prices with sewage treatment fees for promoting reunification of water supply enterprises with sewerage treatment plants, and optimizing water price structures for supporting water reform.
The influences of sewage load on all kinds of cost changes are obtained through the operation cost behavior analysis of sewage treatment enterprises. Then,the effects of sewage treatment cost and sewage load variation on the enterprise profits are discussed using the cost-volume-profit(CVP) method. Suggestions of promoting the healthy development of sewage treatment enterprises are brought forward.