Sink

The utility model relates to the field of kitchens and baths and particularly relates to a sink. The sink comprises a panel, wherein a through groove is formed in the panel; the panel is connected with a basin body adapted to the through groove; the basin body comprises a basin bottom and an annular surface; a water outlet is formed in the basin bottom; the basin bottom comprises a first arc-shaped drainage surface, a second arc-shaped drainage surface, a third arc-shaped drainage surface, a fourth arc-shaped drainage surface, a fifth arc-shaped drainage surface, a sixth arc-shaped drainage surface, a seventh arc-shaped drainage surface and an eighth arc-shaped drainage surface; and the annular surface comprises a first vortex surface, a second vortex surface, a third vortex surface and a fourth vortex surface. The sink is simple in structure and strong in practicability.