Abstract:

The paper introduced the concept of water quality resource and its pricing principle and method，and the reverting cost method as rule for water quality pricing.Also，the steps in evaluating the function and curvilinear of water quality asset were confirmed.Because of the difference between paid use and ecological compensation，the authors pointed out the mechanisms for the paid use in order to achieve the separation of water quality resource usufruct and national property.Based on the analysis of the relationship between high quality water resource conservation of headwater area of Dongjiang and Dongjiang water supply，the authors pointed out the urgency and significance on carrying out the mechanism of paid use of water quality. The necessity of the paid use of water quality was also analyzed based on the realization of social justice and the perfection of market mechanism.Certain suggestions for the paid use of water quality were put forward at last.

Key words: paid use of water quality resources, fee pricing of water quality resources, Dongjiang River, headwater area