Binani Industries Ltd is an Indian business group based in Mumbai. It is a 143-year old business conglomerate and belongs to the legendary Braj Binani Group. The business portfolio of Binani Industries includes sectors like cement, zinc, glass-fiber, and downstream composite products. Using only the above description and what you know about the world, "Mumbai houses the group Binani Industries Ltd. " is definitely correct, incorrect, or inconclusive? 