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About product and suppliers:
        Alibaba.com offers 2,396 heavy crude oil products. About 32% of these are oil pressers, 16% are machine oil purifier, and 13% are pumps. 

A wide variety of heavy crude oil options are available to you, such as heavy crude oil, light crude oil(lco), and natural circulation. You can also choose from base oil, oil product, and general. As well as from opec, dubai-oman, and brent blend. And whether heavy crude oil is free samples. 

There are 2,396 heavy crude oil suppliers, mainly located in Asia. The top supplying country is China (Mainland), which supply 100% of heavy crude oil respectively. 

Heavy crude oil products are most popular in Domestic Market, Africa, and Southeast Asia. 

You can ensure product safety by selecting from certified suppliers, including 986 with ISO9001, 726 with Other, and 275 with ISO14001 certification.