Nowadays, many developing countries such as China, India and Vietnam, etc. have been trying to improve public service culture in public service organizations through eliminating corruption, more integrity, and training and improving good corporate governance. Based on theories background on public service culture, or public administration culture and conflicts of interest, this paper aims to evaluate real situation of interest conflicts in public enforcement in Vietnam nowadays; then, it will use a combination of logic and synthesis, qualitative and quantitative methods, and inter-social scientific industries analytical method to propose some recommendations to reduce conflicts of interest in public enforcement in the country on the basis of further clarifying the concept of “public service culture” and “conflict of interest” in public service. For instance, the paper suggests that we need to amend regulations on giving and receiving gifts, and increase the control over assets and income. Last but not least, we suggest future desired research direction: we can expand researches to other emerging markets in Asia, China, India, Malaysia, Myanmar, etc.