We are a professional manufacturer for potentiometer, encoder and switch. 
We got certificate for ISO9001, TS16949. 
Our products have competitive price with stable quality.

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Factory

      Dongguan Bosin Electronic CO.,LTD. are mainly engaged in developing, producing and marketing high-performance industry rotary encoder,potentiometer,switches,DC motor.passed ISO9001, ISO14001, ISO/TS16949.
      With the strong R&D team ,our company have gained several proprietary intellectual property rights,seven software copyrights and one patent have been achieved . Three patents for invention are applied on the way.