For wholesale 600x1200mm tiles, you'll find major suppliers on platforms like Alibaba and Made-in-China.com, offering porcelain and ceramic options from Chinese manufacturers at competitive bulk pricing, with options like glazed, polished, or wood-look finishes, typically requiring Minimum Order Quantities (MOQs) and payment terms like 30% deposit. Key considerations when buying wholesale are quality (look for third-party inspections), price per square meter (which drops with volume), supplier reputation, and customization for specific designs.