Wang Yang-ming is not only a great scholar of Mind-doctrine,but also the last preacher of new Confucianism.Through the traditional academic way of Confucian orthodoxy,he developed Confucianism from political philosophy to the philosophy of life.The biggest contribution of Wang's is Conscience Ontology.It means that conscience is the ultimate judgment of correct value and the place spirit to settle.Wang's second core theory is unified of knowledge and practice.In the Confucian thoughts,this theory eased the tension relationship between transcendentalist and empiricism.His third core contribute is the way of conscience cultivation.He made a definition of Confucian outlook on life systematically.