Management refers to the process of planning, organizing, leading, controlling and innovating by combining human, material, financial and information resources to achieve organizational goals efficiently. The word "decision-making" refers to the analysis and judgment process of choosing a satisfactory scheme from more than two schemes by adopting certain scientific methods and means in order to achieve a certain goal. Management is decision making. It refers to the process of selecting the best scheme from several alternative schemes through analysis and comparison. Decision-making includes management, which requires constant decision-making.
Definition of information: knowledge or information expressed in a form suitable for communication, storage or processing. It refers to all the contents spread by human society.
Decision definition: the process by which managers identify and solve problems or take advantage of opportunities. So there is no necessary connection between the two. Of course, the decision-making process may sometimes require timely and accurate information as a guarantee; Sometimes the wisdom and experience of managers are needed.