You should lay the sheets first, and then cover the bedspread.
How to put the sheets on the bedspread first? Bedspreads refer to more complicated sheets. Specifically, it refers to sticking a layer of cloth on three sides of the sheet and hanging decorative lines. And the two corners are made into a circle, which is characterized by a layer of welt, which is beautiful and easy to sag. Strictly speaking, some European-style sheets refer to this kind of sheets.