The management system of South Korean companies has been influenced by their traditional beliefs and values of Confucianism bought up by Chinese in the 15th century. Yet, this Confucius management style was shifted to western style after the Asian financial crisis of 1997. Few prominent conglomerate led to the growth of South Korea from developing the country to one the wealthiest country in the world. This paper aims to evaluate this management transition in two major South Korean companies i.e. Samsung and Hyundai. This paper shows how management system changed in South Korea in five main major vectors: (A) Decision-making style, (B) shift to corporate governance, (c) change in performance management, (D) corporate social responsibility, (E) government intervention and support