The size of kitchen cabinets is usually confirmed by the height of the housewife. Too high a cabinet will make the shoulders tired, too low will make the back pain. Therefore, the general height of the worktop should be the housewife standing fingers can touch the bottom of the basin shall prevail. General cabinet workbench is divided into high and low levels: high size is 890-9l0mm, which is commonly used in Western countries size; low size is 810-840mm