Crescent School is an important poetry school in the history of modern new poetry, which is generally divided into two periods with 1927 as the boundary. Cong Chun 1926, Zhu Xiang, Rao Mengkan, Sun Dayu, Liu, et al. They are dissatisfied with the style of "free poets" who ignored the art of poetry after the May 4th Movement, advocate new metrical poetry, advocate "rational emotional control", and oppose the promiscuity and prosaic tendency of poetry. From theory to practice, they made a serious exploration of the new poetic meter. Wen Yiduo put forward the famous thought of "three beauties" in "The Metre of Poetry", that is, "the beauty of music, the beauty of painting and the beauty of architecture". Therefore, the crescent school is also known as the "new metrical poetry school". The crescent school corrected the weakness of the early poetry creation that was too informal, and also made the new poetry enter the period of conscious creation. /kloc-in the spring of 0/927, Hu Shi, Xu Zhimo, Wen Yiduo, Liang Shiqiu and others founded Crescent Bookstore, and the monthly magazine Crescent was founded the following year. The main activities of the "Crescent School" moved to Shanghai, which was later the Crescent School. Its main positions are New Moon and Poetry, which were founded in 1930. The new members are Chen, Fang and Bian. In the later period, the Crescent School put forward the principles of "health" and "dignity", adhered to the position of "pure poetry" which was super-utilitarian, self-expression and aristocratic, and emphasized "purity of essence, thoroughness of technique and rigor of meter". However, the artistic expression and lyricism of poetry are close to modernist schools. Modernist poetry produced by China in 1930s was generally inspired and influenced by French symbolism poetry. At the same time, he inherited some artistic pursuits of China symbolist poetry represented by Li Jinfa in the 1920s. In 1930s, China's modernist poetry especially pursued the hazy beauty produced by poetry creation as a whole, and pursued the connection between fantastic ideas and complex images, so as to construct the connotation of poetry. Modernist poets often sigh with their unique youthful morbid heart, express their dissatisfaction and struggle with society, and also reveal their deep loneliness and melancholy about life. Dai Wangshu was a "representative of modernist poetry" in 1930s.