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About product and suppliers:
        Alibaba.com offers 1,847 pig hub products. About 1% of these are usb hubs. 

A wide variety of pig hub options are available to you, such as usb 3.0, usb 2.0. You can also choose from 5-8, 2-4. As well as from free samples, paid samples. 

There are 1,768 pig hub suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Austria, and United Kingdom, which supply 99%, 1%, and 1% of pig hub respectively. 

Pig hub products are most popular in South America, Domestic Market, and South Asia. 

You can ensure product safety by selecting from certified suppliers, including 397 with ISO9001, 47 with Other, and 29 with GMP certification.