Packaging is an indispensable process for electronic products to enter the field of circulation, and an important part of the product production process.
The chargers that have been certified (CE/RoHS/FCC/UL/GS etc) to meet the requirements of the national mandatory safety standards will generally not present the risk of electric shock under normal use.
In 2021, Chinese foreign traders have experienced hardships:
Freight rates are soaring, containers are hard to find
Raw materials are skyrocketing, and factories are afraid to take orders
Government cuts off electricity
LinkedIn China Adjustment
Will foreign trade be good in 2022? Will it be worse?
whether the charger can be mixed to used, the first prerequisite is that charger (including usb cable) and devices support same protocol, also need to consider the power issue.
If want to find a charger manufacturer with guaranteed quality to cooperate, we need to find a trustworthy manufacturer, good reputation and quality must not be less.
If you strictly distinguish the description of the interface colors, it is clear that green represents Qualcomm QC, and purple represents Huawei fast charge. Other colors of charging interfaces are not clearly defined.
The phenomenon that the charger has a buzzing sound, the official said that this situation is generally caused by the vibration of a piezoelectric effect of a inside parts in the charger, and the frequency is relatively high, but this phenomenon has no safety hazard.
Imported from China, some people will wonder which transportation method is the most suitable and safest to choose. Today I will talk to you about the advantages of express, air and sea transportation.