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The introduction of the renewable energy quota system has an impact on the benefits of all market players in the electricity market. This paper aimed at the decision making of load aggregators’ electricity purchase under the assessment of renewable energy quota. Firstly, the market subject, assessment method and strategy of renewable energy quota system were analyzed effectively. Then the scenario of electricity purchasing faced by load aggregators was described and the optimal decision-making model of electricity purchasing by load aggregators considering renewable energy quota was proposed. At last, the model proposed in this paper was verified by relevant examples, and the results show that the optimal purchasing strategy of load aggregator proposed in this paper had obvious economy.

Fumin County is a satellite town closest to Kunming City, its economic development level has lagged behind that of the city and other districts and counties of the city, and the urbanization rate has been quite low. Through analyzing development conditions and problems of Fumin County, strategies and countermeasures were put forward for the new urbanization of the county during the Fourteenth Five-year Plan. [ABSTRACT FROM AUTHOR]

Traditional village is the most basic social space for the inheritance of China's traditional culture, and the social space for the sustenance of nostalgia culture. The traditional village covering valuable tangible culture and intangible culture is a non-renewable traditional cultural heritage. However, with the further development of China's urbanization, traditional villages and the traditional culture carried by traditional villages are gradually disappearing, under the influence of modern production method and lifestyle. How to balance the development of traditional villages with social development and progress has become a problem demanding prompt solution. Taking Mulu Village in Shangri-la City as the example, this paper analyzes the problems existing in the current status of traditional village conservation, and proposes the corresponding development strategies. [ABSTRACT FROM AUTHOR]