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Slewing Bearings for Heavy Equipment: Precision and Durability. 30+ Years Manufacturing Experience: Largest specialized manufacturer in China with over thirty years of expertise. Multiple Bearing Types: Includes Single-row ball, Double-row ball, Single-row cross-roller, and Tri-roller. Comprehensive Certifications: Holds ISO9001, ISO14001, OHSAS18001, and GJB9001B-2009 certifications. Advanced Testing Equipment: Over 40 instruments including 3D measuring machines and spectrometers. Full Process Quality Control: Strict control from raw material composition to final product precision. Global Market Reach: Exports to US, Russia, Europe, Japan, and South Asia. Flexible Lead Times: Peak season one month, off-season within 15 workdays.