About product and suppliers:
            27,601 roofing products are offered for sale by suppliers on Alibaba.com, of which roof tiles accounts for 8%, steel sheets accounts for 5%, and waterproof membrane accounts for 2%. 

A wide variety of roofing options are available to you, such as plain roof tiles, bent tiles, and double roman tiles. You can also choose from steel, plastic, and metal roofing

There are 27,599 suppliers who sells roofing on Alibaba.com, mainly located in Asia. The top countries of suppliers are United States, China, and Taiwan, China, from which the percentage of roofing supply is 1%, 99%, and 1% respectively.