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      Cham has set up a strong R&D institute with nearly 100 doctors, masters and experienced engineers.

      At present, Cham has 282 patented technologies, including 50 patents for invention, 212 patents for utility model, and 20 design patents.
      The company invests 6% of the sales volume as the research and development expenditure every year.

      R&D Dept.1

      R&D Dept.2

      R&D Dept.3

      R&D Dept.4

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