An overview of purchasing practices and supply management of businesses

Although the theory of purchasing has been researched by many scholars in Vietnam in recent years, this is still a relatively new theory with many different points and research angles. This paper presented an overview of the development of purchasing and supply management practices from the theoretical perspective to find similarities in this development process. The paper is expected to become a theoretical base that helps businesses build strategies for managing input resources and supplier relationship strategies, ensuring a stable, competitive, and sustainable supply.