In today's market economy, the evaluation of a company is not only in financial aspects such as profit and market share but also in the company's contributions to the community and is expressed a lot through responsibility, especially in service industries, because of the intangible nature of products. The relationship between corporate social responsibility and the enhancement of corporate brand value has been proven a lot in theoretical and practical studies. Most studies show a positive impact of corporate social responsibility on corporate brand equity. However, in some cases, corporate social responsibility can still have a negative impact on the business if it is not properly invested and orientated towards customers and stakeholders. Moreover, there is still no consensus on the factors affecting the price of building brand value from corporate social responsibility. This study helps us to clarify the theories of corporate social responsibility, corporate brand equity, and the impact of corporate social responsibility on direct and indirect brand equity. At the same time, building a model of the impact of corporate social responsibility on corporate brand value through the mechanism of mediating customer trust and customer participation in the hotel industry in Vietnam. The results were carried out with a survey of 520 customers who are users of 4-star and 5-star hotel services in Ho Chi Minh City, using the analysis tool PLS-SEM. The results of the study show that there is a direct positive relationship between corporate social responsibility and brand equity, as well as a positive mediating relationship of customer trust and customer participation. The results are suggestions for developing brand value through social responsibility at enterprises in the industry.