This report explores big data analysis within the context of business management, focusing on its characteristics, challenges, and available techniques. It defines big data as a large collection of structured and unstructured information, highlighting the importance of variety, volume, velocity, value, and veracity. The report identifies challenges such as data growth, security, lack of professional education, difficulty in understanding massive information, and selecting appropriate techniques. It discusses various tools and techniques for big data analysis, including measurement, data mining, A/B testing, and technical learning. Furthermore, it explains how big data technology supports businesses by increasing competitive benefits, enhancing information security, and improving risk analysis. The report concludes with a poster presentation summarizing key aspects of big data in business.