In Vietnam, commercial banks have limited administrative capacity, facing huge risks, affecting the economy. This fact requires each bank to continuously improve its governance capacity to compete not only with local banks but also with international credit institutions. Besides, the ability to mobilize and structure capital is one of the criteria for assessing the business performance, competition of commercial banks in terms of capital mobilization and reputation in the financial market. Good capital mobilization is the ability to occupy and expand the market share of commercial banks through the types of products to attract deposits from customers. Moreover, the large scale of capital and reasonable structure will allow commercial banks to develop business activities such as lending, investment and other financial services. Capital mobilization is determined by the size and growth of capital resources over time. In addition, the research results showed that there were 200 commercial bank managers who interviewed and answered about 12 questions. The Data collected from 15/07/2016 to 15/06/2017 in Ho Chi Minh City. The researcher had analyzed Cronbach’s alpha, KMO test, the result of KMO analysis used for multiple regression analysis. The research results were processed from SPSS 20.0 software. Finally, the researcher has recommendations improving the competition of commercial banks in Ho Chi Minh City for the next year.