From 65438 to 0996, he studied in the United States and studied distraction osteogenesis under Professor Bell, an internationally renowned orthognathic surgeon known as the "father of orthognathic surgery". After returning home, he continued to engage in the research of distraction osteogenesis, which was quite accomplished. At the same time, Guangxi also took the lead in orthognathic surgery, digitally designed three-dimensional orthognathic model of craniofacial deformity distraction osteogenesis, digitally reconstructed plastic surgery design, RP rapid prototyping technology for perfectly repairing maxillofacial defects, personalized precise radiotherapy and chemotherapy based on gene analysis and comprehensive treatment of various oral cancers, pedicled trapezius myocutaneous flap for repairing maxillofacial defects and other new technologies. Great achievements have also been made in the diagnosis and treatment of various craniomaxillofacial plastic surgery, comprehensive treatment of oral and maxillofacial tumors, sequential treatment of cleft lip and palate, etc., reaching the leading level in Guangxi, and some projects have reached the domestic advanced level, achieving good economic and social benefits. He was invited to participate in academic conferences held in the United States, Japan, Canada, Britain and Germany for many times, and gave academic speeches at national, regional and international conferences and domestic professional academic activities in the United States, Japan, APDC, CAFD and Taiwan Province Province.