The invention discloses a reversing valve having the long service life. The reversing valve comprises a valve body and a valve core, wherein a valve hole is formed in the valve body, the valve core is mounted in the valve hole in the valve body, a plurality of stop blocks are arranged on the valve core and are made of ceramic, and a flexible rubber block is arranged at one end of the valve core. With the adoption of the reversing valve having the long service life, the wear resistance of the valve core can be improved, and meanwhile, vibrating damage to the valve core during use can be reduced.