All mugs pass international food-grade safety inspection with low lead and cadmium content, safe for repeated daily use in dishwashers and microwaves without pattern wear or glaze fading. We support OEM & ODM customization services including glaze color adjustment, leaf pattern revision and custom LOGO printing, suitable for home daily drinking, café matching and bulk wholesale gift orders. Our factory holds BSCI certification, with stable monthly production capacity and independent shockproof packaging to reduce breakage risks during long-distance cross-border shipping.