A manual control height adjustable desk, also known as a manual height-adjustable desk or a sit-stand desk, is a type of desk that allows users to manually adjust its height to suit their needs. This feature makes it an ideal choice for individuals who seek a more ergonomic and healthy work environment by alternating between sitting and standing positions. https://www.cz-mynice.com/Product/china-manual-control-height-adjustable-desk-for-sale.html