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Zhang Zuoyi , director of the Nuclear Energy Technology and Design Institute attached to Qinghua University , was quoted in Monday ' s Beijing Evening News as saying the fresh water to be produced from the project will cost 3 . 75 yuan per ton , much less than the cost of water from existing sources .
 the Nuclear Energy Technology and Design Institute attached to Qinghua University, Qinghua University, Beijing Evening News, Zhang Zuoyi, director of the Nuclear Energy Technology and Design Institute attached to Qinghua University
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: organization, person, geographical social political, vehicle, location, weapon, facility 
Text: {0} 
Answer:
 the Nuclear Energy Technology and Design Institute attached to Qinghua University, Qinghua University, Beijing Evening News, Zhang Zuoyi, director of the Nuclear Energy Technology and Design Institute attached to Qinghua University