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About product and suppliers:
        Alibaba.com offers 1,263 trough sink products. About 49% of these are bathroom sinks, 32% are kitchen sinks, and 1% are bathroom vanities. 

A wide variety of trough sink options are available to you, such as bowl sinks / vessel basins, countertop sinks, and wall-hung sinks. You can also choose from no hole, 4" spread, and single hole. As well as from ceramic, stainless steel, and glass. And whether trough sink is rectangular, round, or oval. 

There are 1,269 trough sink suppliers, mainly located in Asia. The top supplying countries are China (Mainland), India, and Malaysia, which supply 95%, 2%, and 1% of trough sink respectively. 

Trough sink products are most popular in North America, Western Europe, and Mid East. 

You can ensure product safety by selecting from certified suppliers, including 379 with Other, 248 with ISO9001, and 61 with ISO14001 certification.