Purpose: To discuss the methods of meticulous reconstruction of oral and maxillofacial soft tissue defects after tumor ablation,and to evaluate the reconstructive efficacy.Methods: 1.The thorough resection of tumor and the preserve of important structures,the selection of appropriate flaps,and the meticulous suture.Tongue reconstruction: The restoration of tongue movements,the reconstruction of hyomandibular furrow,and the stitching order of tongue reconstruction.