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About product and suppliers:
        Alibaba.com offers 12,330 hollow profile products. About 38% of these are aluminum profiles, 1% are plastic profiles, and 1% are steel angles. 

A wide variety of hollow profile options are available to you, such as 6000 series, 7000 series. You can also choose from decorations, door & window, and heat sink. As well as from square, angle, and flat. And whether hollow profile is t3-t8, t351-t851, or o-h112. 

There are 12,330 hollow profile suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of hollow profile respectively. 

Hollow profile products are most popular in Domestic Market, Southeast Asia, and Africa. 

You can ensure product safety by selecting from certified suppliers, including 7,677 with ISO9001, 2,164 with ISO14001, and 1,347 with OHSAS18001 certification.