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About product and suppliers:
        Alibaba.com offers 5,109 heavy duty plastic case products. About 29% of these are tool case, 29% are mobile phone bags & cases, and 1% are electronic & instrument enclosures. 

A wide variety of heavy duty plastic case options are available to you, such as plastic, aluminum, and stainless steel. You can also choose from free samples, paid samples. 

There are 5,142 heavy duty plastic case suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and United States, which supply 98%, 1%, and 1% of heavy duty plastic case respectively. 

Heavy duty plastic case products are most popular in North America, South America, and Domestic Market. 

You can ensure product safety by selecting from certified suppliers, including 1,050 with ISO9001, 255 with Other, and 67 with ISO14001 certification.