Kolkata is buzzing with construction, industrial upgrades, and infrastructure revamps. At the heart of it? Welding businesses supplying tools, gases, and precision services. But here's the catch: buyers are searching online—engineers, contractors, fabricators—and if you're not visible on Google, you're invisible to them.So how do you light the torch for digital success?Let’s break it down using Google Ads, the right geo-targeting, value-based bidding, and engineer-specific YouTube ads.