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About product and suppliers:
            84,304 china usb power products are offered for sale by suppliers on Alibaba.com, of which power banks accounts for 18%, computer cables & connectors accounts for 7%, and charger accounts for 3%. 

A wide variety of china usb power options are available to you, such as 1 x usb, 2 x usb, and 3 x usb. You can also choose from qc3.0, qc2.0, and qi china usb power, as well as from mobile phone, tablet china usb power, and whether china usb power is 5v/2a, 9v/2a, or 5v/3a. 

There are 40,121 suppliers who sells china usb power on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Hong Kong S.A.R., and Taiwan, China, from which the percentage of china usb power supply is 99%, 1%, and 1% respectively.