Tel:

0086-574-63886543

Fax: 0086-574-56655115
Web: www.duowell.com
Mail: duowell.cn@163.com
  centre.cn@163.com
Home > Quality Control

CQC/Technical Support
We have advanced testing equipment for fault analysis and product full-function inspections. Our experienced engineers and precision equipment mean products that meet your exacting requirements.

QC Staff
40 to 49

Standards & Approvals
ISO 9001
CE
GS: VDE, TUV, LGA
KEMA, KEUR
NF
BEAB



Certificate of contributions

Materials/Components
Most of our materials and components are sourced from reliable suppliers.
Procedures/testing Details
We thoroughly inspect each raw material. Our production is supervised by engineers who are extremely cautious about product quality and details from beginning to end
.

Other Information
Procedures/testing details:
- Raw material sourcing from select suppliers
- Product testing using different detecting instruments
- Periodical testing during the production process
- Final quality inspection before shipmen



Certificate of management