Rapport Chrome, the out-of-home media agency under IPG Mediabrands, has collaborated with OnePlus India to unveil a first-of-its-kind full-train wrap campaign on Bengaluru Metro’s Green Line. This marks the debut of full-train wraps as a format for Namma Metro, strategically chosen for its high commuter traffic and prime urban visibility. The campaign promotes the newly launched OnePlus 13s, using a …