Dongguan Hesheng Long Trading Co., Ltd. Quality Control

• 
  Standard: ISO9001：2015

  Number:

  Issue Date:

  Expiry Date:
• 
  Standard: Patent certificate

  Number: 13643758

  Issue Date:

  Expiry Date:
• 
  Standard: Patent certificate

  Number: 6435015

  Issue Date:

  Expiry Date:
• 
  Standard: Patent certificate

  Number:

  Issue Date:

  Expiry Date:
• 
  Standard: Trademark registration certificate

  Number:

  Issue Date:

  Expiry Date:

The quality control team strictly checks and inspects the process of making, modifg and promoting the production of each spare part. Even if the spare parts are not up to the standard, they will be required to reprint and modify the design in order to meet the customer's requirements perfectly.