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      Manufacturing base:
      (1) NO. 16, Guangtong Road, Longquan Town, Zichuan District, Zibo City, Shandong, China
      (2) No.27 London Road, Qingdao Free Trade Zone, Qingdao City, Shandong, China
      (3) No.171, Industry Road, Zibo Hi-tech District, Zibo City, Shandong, China
      Oversea Sales:
      Tel: 86-532-86959667 Fax: 86-532-86760085
      E-mail: sales@changyuintl.com
      Domestic Sales:
      Tel: 86-533-5860002、86-533-5860039 Fax: 86-533-5860296
      E-mail: gtsales@changyuintl.com

      Enterprise tenet: management is basis, quality is life, benefit is fundamental, market is direction

      Enterprise culture: people first, technology development, self improvement

      Operation principle: good faith, innovative, customer first

      Team spirit: innovative, concentrated, cooperative

      Entrepreneurship: keep moving ahead

      Enterprise spirit: quality is life of enterprise and management is key elemen

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