Methodology dialectical materialism is a philosophy department-specific knowledge, the nucleus is drawn from the entire Marxist - Leninist, including the perspective system, how the principles and measures for directing cognitive activities and practice of the subject. | the improving the capacity to apply dialectical materialism methodology of political commissars at regiment level include raising the level reasoning, especially philosophical reasoning; applying it to practical reasoning and leisure activities; Improve ability to concretize thoroughly and methodological requirements of dialectical materialism to perform the responsibilities and tasks assigned. That is the capacity to apply the methodology of dialectical materialism involves raising the level of knowledge of the political commissars at regiment level of the level of knowledge and a wide range of deep range. Capacity to apply the methodology of dialectical materialism regimental commissar is the process of constantly enriching their knowledge about the activities of Party affairs, political work; the activities of ideological work, the organization, the work of staff, public relations activities, protection, policy work, and public relations; the methods and working style with humans. Understand the functions and tasks of the political commissars at regiment level. Techniques and skills to apply the methodology of dialectical materialism is a basic element, which is decisive in the capacity to apply the methodology of dialectical materialism for the political commissars at regiment level in the military. Improving the capacity to apply dialectical materialism methodology of political commissars at regiment level in Vietnam People's Army is a continuous process and always be concretized by the criteria in accordance with the different stages in regiments.