Electronics
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Inspection standards for power banks/mobile power supplies:

Refer to GB 4943.1-2011 GB/T 35590-2017

Inspection items for power banks/mobile power supplies:

1. Appearance and identification 2. Interface 3. Effective output capacity 4. Capacity retention capacity 5. Cycle life 6. Conversion efficiency 7. Output voltage 8. Ripples and noise 9. Power adaptability under charging state 10. Overcharge protection 11. Overdischarge protection 12. Short circuit protection 13. Overload protection 14. Misoperation 15. Electrical safety of the entire machine 16. Batteries and battery packs 17. Material flame retardant 18. Stress relief 19. Restricted power supply 20. High temperature charging and discharging 21. Radio disturbance

Function of testing report:

1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report

2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms

3. Used as a sales report: issuing legally effective testing reports to make consumers more confident

4. Papers and research: Provide professional personalized testing needs

5. Judicial services: providing scientific, fair, and accurate testing data

6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems

Baijian and testing process:

1. Telephone communication and confirmation of requirements

2. Recommend solutions and confirm quotations

3. Mail samples and arrange testing

4. Progress tracking and result feedback

5. Provide reports and after-sales service

6. If urgent or priority processing is required

Testing and testing characteristics:

1. The testing industry is fully covered, meeting different testing needs

2. Fully cover the laboratory and allocate localized testing nearby

3. Engineers provide one-on-one services to make testing more accurate

4. Free initial testing, with no testing fees charged

5. Self service order delivery for free on-site sampling

6. Short cycle, low cost, and attentive service

7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc

8. The testing report is authoritative and effective, and is generally used in China