Contact Us
Linda Liu

Phone Number : 18106129922

WhatsApp : +8618106129922

QC Profile

Quality control Process:

We have our own inspection procedures: for incoming materials, we have signed sample and drawing to make sure qualified incoming materials; for the production process, we have tour inspection in the process and final inspection to make sure qualified products before shipping.

1. Incoming inspection: The inspection shall be conducted according to the Requirements of the Incoming Inspection Specification or the product drawing

2. Monitoring and measurement of production process (self-inspection - inspection - batch production)

3. Final inspection and test

4. All inspectors must be trained and then put on duty

5. Nonconforming products shall be executed in accordance with Nonconforming Product Control ProceduresChangzhou Prostepper Co.,Ltd. quality control 0Changzhou Prostepper Co.,Ltd. quality control 1

  • Changzhou Prostepper Co.,Ltd.
    Standard: CE
    Number: LCS180516097AE
    Issue Date: 2018-05-30
    Expiry Date:
    Scope/Range: Stepping motor 8H,11H,14H,17H,23H,24H,34H
    Issued By: Shenzhen LCS Compliance Testing Laboratory Ltd.
  • Changzhou Prostepper Co.,Ltd.
    Standard: ISO9001:2015
    Number: 27819Q11337R0M
    Issue Date: 2019-12-13
    Expiry Date: 2020-12-12
    Scope/Range: Hybrid stepping motor
    Issued By: SHENGTANG CERTIFICATION NANJING CO.,LTD.
  • Changzhou Prostepper Co.,Ltd.
    Standard: RoHS
    Number: LCS180516019CR
    Issue Date: 2018-05-29
    Expiry Date:
    Scope/Range: Stepping motor 8H,11H,14H,17H,23H,24H,34H
    Issued By: Guangzhou LCS Compliance Testing Laboratory Ltd.