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Qingdao Yingli Machinery Group to implement the service enterprises to serve the masses to serve the community
Time2017-11-14 16:50:27

Qingdao Yingli Machinery Group to seize the business service industry focus, window units and more features, combined with the specific requirements of educational practice activities, to seriously find the problem, the implementation of that is to change, in-depth mass line education practice.