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      Culture
      Yongdun Goal:
      A. customer satisfaction above 96%.
      B. the contract execution rate of 100%
      C. product especially qualified rate of 98% or more at a time.
      D. the product out of the qualified rate reached 99% in a year.
      E. "YD" brand become famous trademark of zhejiang province in 2018.
      F. return, return rate has been selling products for less than 0.8%.
      Yongdun culture:
      Study, realistic: knowledge, realistic, verification and improvement;
      Innovation: iconoclastic, dare to explore, never satisfied;
      Hard, tenacious struggle, excitation, shi ends;
      Harmony: harmony in all aid, unite as one, united;
      Satisfaction, employee engagement, customer satisfaction, happy society.


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