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    Mr. Xie The president of Hangning Company was invited to give a technical lecture
    Date of issue :[2013/7/3 16:38:28]
    At June 6th,2013,the president of Hangning Company Mr. Xie Yong was invited by Zhejiang Business College to give a lecture on the development history,application,technical innovation and developing trend of air conditioner and heat pump for the instructors and students from school of Air conditioning and Refrigeration.