China Optical Rotary Encoders manufacturer

PROFESSIONAL ENCODER MANUFACTURER SINCE 2001

Incremental & Absolute Encoders all in high quality

Quality Control

Shanghai Hengxiang Optical Electronic Co., Ltd. Quality Control

Quality is the most important points of our products.

Here are steps of producing and methods to ensure high quality

 

Step 1: Qulity checking for incoming materials

Step 2: Assembling mechanical parts

Step 3: Solder inner electrical componnets

Step 4: Test circuit and resolution, especially for waveform and power supply voltage

Step 5: Appearance checking 

Step 6: Final inspection before shipping out 

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  • Shanghai Hengxiang Optical Electronic Co., Ltd.
    Standard: TRADEMARK REGISTRATION CERTIFICATE
    Number: 7999760
    Issue Date: 2011-04-07
    Expiry Date: 2021-04-06
    Scope/Range: ROTARY ENCODER
    Issued By: TRADEMARK REGISTRATION CENTER
  • Shanghai Hengxiang Optical Electronic Co., Ltd.
    Standard: QUALITY MANAGEMENT SYSTEM CERTIFICATE
    Number: 00914Q11987R0S
    Issue Date: 2014-12-10
    Expiry Date: 2019-01-10
    Scope/Range: Service of encoders products
    Issued By: CHINA GREAT WALL QUALITY ASSURANCE CENTRE
  • Shanghai Hengxiang Optical Electronic Co., Ltd.
    Standard: ISO9001:2015
    Number: QAIC/CN/170987
    Issue Date: 2017-12-29
    Expiry Date: 2019-02-28
    Scope/Range: The manufacture of encoders and optical lens
    Issued By: Q.A. International Cerfication Limited
  • Shanghai Hengxiang Optical Electronic Co., Ltd.
    Standard: Quality Management System Certification
    Number: 12811Q10040R1S
    Issue Date: 2013-01-08
    Expiry Date: 2019-02-21
    Scope/Range: Service of encoders
    Issued By: CHINA GREAT WALL QUALITY ASSURANCE CENTRE
  • Shanghai Hengxiang Optical Electronic Co., Ltd.
    Standard: Auger Testing Certification
    Number: AC/0330309
    Issue Date: 2004-12-15
    Expiry Date: 2019-01-25
    Scope/Range: ROTARY ENCODER
    Issued By: AUGER CERTIFICATION&TESTING SERVICE LTD
  • Shanghai Hengxiang Optical Electronic Co., Ltd.
    Standard: ATC CERTIFICATE
    Number: ATE20181220
    Issue Date: 2018-07-17
    Expiry Date: 2020-12-31
    Scope/Range: ROTARY ENCODER
    Issued By: SHENZHEN ACCURATE TECHNOLOGY CO.,LTD
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