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About product and suppliers:
        Alibaba.com offers 355,488 construction building products. About 2% of these are steel structures, 2% are metal building materials, and 1% are steel pipes. 

A wide variety of construction building options are available to you, such as carport, hotel, and house. You can also choose from sandwich panel, steel, and container. As well as from free samples, paid samples. 

There are 354,208 construction building suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Vietnam, and India, which supply 98%, 1%, and 1% of construction building respectively. 

Construction building products are most popular in Southeast Asia, Domestic Market, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 135,895 with ISO9001, 56,923 with Other, and 32,130 with ISO14001 certification.