As the third generation of successor of Longzhong bone-setting manipulation,professor Li Shenghua has formed his own set of muscle management techniques for the treatment of tendon grooves and bone dislocations,and proposed"four-character principle"of"stability,accuracy,lightness and cleverness"in the process of treating"tendon grooves and bone dislocation"under the guidance of academic thinking of Longzhong bone-setting academic school"holism-based syndrome differentiation,taking muscle and bone seriously,internal and external treatment,dynamic and static complementation,minimally invasive with precision"after critically absorbing different schools'methods of treating the patients,meanwhile he emphasized the concept of"simu-ltaneously treating mind and body",the appropriate manipulation could effectively repair tendon grooves and bone dislocations,restore joint function.In addition,he selected the corresponding manipulation for the reduction according to different injured parts,which could act on the damage instantly and alleviate the patients'pain and dysfunction,these could give full play to the advantages of"simplicity,convenience,effectiveness and low cost"in the treatment of orthopedic disease in TCM.