The foldable draining tray breaks through the fixed-size limitations of traditional dish racks. Its expandable design allows it to adapt to sinks of different sizes, extending from 30 × 30 cm to 42 × 30 cm. This innovative telescopic structure significantly improves the storage and organization experience. The product is not only a draining mat for dishwashing, but can also be used as a serving or utility tray, adding versatility to everyday kitchen tasks. It features scientifically arranged dra