The device is specially designed for Bao buns, Dim Sums and other dumplings as well as similar special products. It is also suitable for heat preservation of meat pies, pâtés and other products that require controlled humidity. The cabinet can also be used to heat cooled bakery products.

It has a curved front glass and side glasses that allow a view from all angles. The bun warmer keeps the food at the right temperature and suitably moist.