周转 bins are available in stackable mesh, sleeveable mesh, sleeveable enclosed, and stackable enclosed types, suitable for warehouse, production lines, and internal circulation within factories. Stackable bins are ideal for stacking, while sleeveable bins are not suitable for stacking but save space after use. Mesh bins are for solid items only, and enclosed bins can accommodate both solid and liquid items. Disposable plastic bins. Bins can also be categorized by performance into general周转 bins and anti-static周转 bins!