Lu Xun's main contributions to New Youth is to actively advocate the literary tradition of New Youth,and to lay down the deep and particular basis of that special age.Lu Xun's appearance brought about a transition of New Youth's remarks from the macro retrospect of political,cutural and historic criticism to particular problems of social civilization and practical citicism,which directly turned the attention of New Youth to the problem of life and literary creation.Lu Xun is the great representive of New Literary tradition for his construction of literary model,considerable achievements and symbolic influence.