This floating metal bed frame is constructed with thickened high-strength steel tubes and full welding craft for ultra-stable bearing structure. It features hidden suspension design with no visible support legs around the bed, delivering a sleek levitation visual effect that perfectly matches minimalist, modern and light luxury home decor styles. Multiple reinforced cross beams are installed inside the frame to evenly disperse body pressure, the whole frame stays firm without shaking, bending or loose welding joints under long-term heavy load. All metal surfaces are coated with eco electrostatic anti-rust paint, scratch resistant, moisture-proof and anti-corrosion, easy to wipe and maintain even in humid rooms. Large ventilation space is reserved under the bed to keep continuous air flow under the mattress, effectively prevent moisture accumulation, mildew and peculiar odor to protect the mattress service life. Silent anti-friction gaskets are attached to joints between slats and metal frame, eliminating creaking noise when users roll over for quiet sleep. All frame edges are smoothly rounded without sharp burrs to avoid accidental collision injuries. Compatible with spring, latex, memory foam and all common mattresses, it supports custom sizes, bulk wholesale and OEM supporting cooperation for furniture and mattress manufacturers.