From June 065438 to July 0938, Comrade Wang Yan served as the director, instructor and section chief of the Political Department of the Advance Column Service Corps of the New Fourth Army. 1August, 940, served as the instructor of the guard brigade of Subei Management Committee, the battalion commander and instructor of the guard battalion of the management Committee of the tax police battalion in the third division of Subei, and the director of the political department of the second division of the New Fourth Army. 1944 1 He has served as the instructor of the Ministry of Enemy Works of the Third Soviet Committee, the 3rd Battalion of the 54th Regiment of the Suzhong Independent Brigade Command, and the secretary of the Political Department of the Independent Brigade. 1June, 946, served as deputy director of the political department directly under the sixth column of East China Field Army, deputy director of the prisoner management department, and deputy director of the political department of the second field army 146 regiment. 1In May, 949, he served as the political commissar of the brigade and brigade of the fifth detachment of Southwest Service Corps.