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2017 fashion 4000mah mini flashlight power bank with super beach light for promotional gifts
How to quality control:
About the quality control for the power bank, we have strict test &inspect one by one before production , during production and after finished. The inspection including raw material checking( shell, battery, PCBA or all accessories ) , test each process during accembling( battery insulating tape fixing/ spot welding, PCB assembling, semi-product inspection) and finished product test( Charging/ discharging test, finished product visual inspection). Each product have been well tested and packed before shipping.
Contact: Frank Yang
Add: Floor 4, Building A, YongTai Industry Zone, LongHua District, ShenZhen, GuangDong, China