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About product and suppliers:
        Alibaba.com offers 11,057 heat preservation material products. About 25% of these are other heat insulation materials, 3% are plastic sheets, and 1% are packaging bags. 

A wide variety of heat preservation material options are available to you, such as moisture proof, barrier, and recyclable. You can also choose from laminated material, plastic. As well as from food, household, and agriculture. And whether heat preservation material is heat seal, zipper top, or self adhesive seal. 

There are 11,065 heat preservation material suppliers, mainly located in Asia. The top supplying countries are China (Mainland), Taiwan, and Japan, which supply 99%, 1%, and 1% of heat preservation material respectively. 

Heat preservation material products are most popular in Domestic Market, Southeast Asia, and Africa. 

You can ensure product safety by selecting from certified suppliers, including 2,684 with ISO9001, 701 with Other, and 392 with ISO14001 certification.