This paper introduces Professor Xie Lin's clinical experience in the treatment of cervical spondylosis of vertebral artery type(CSA) from Xuanfu(sweat pore) theory. Based on Liu Wansu’s Xuanfu theory and combined with the etiology and pathogenesis of CSA, the Xuanfu theory of CSA was creatively put forward. It is considered that the basic pathogenesis is deficiency of kidney essence, loss of nourishment of the liver and spleen, atrophy of Xuanfu, stagnation of the liver and deficiency of the spleen, obstruction of Xuanfu due to stagnation of phlegm. The treatment method is resolving phlegm to dredge orifices, activating blood to promote qi flow, and helped with the methods of reinforcing the kidney to replenish essence, soothing the liver and invigorating the spleen. By using the methods, the goal is achieved of treating both symptoms and root causes. And the self-made empirical prescription－Geduna Dingxuan decoction is created, mainly composed of wind Chinese herbal medicines .