If you’re looking to brand AC buses in Kolkata under the name Hamara Brand, here’s a concise overview: External full-bus wrap on AC buses in Kolkata is quoted at around ₹ 56,600/month per bus. My Hoardings Minimum campaign duration is typically 1 month. My Hoardings Ensure you budget extra for printing/mounting and get the route & fleet details (which AC routes you want). You’ll need approval from the relevant transport-authority in West Bengal (e.g., West Bengal Transport Corporation)