Forecast is a scientifically validated decision model. Modern digital enterprises often affected by many factors in the rapidly changing competitive market. Entrepreneurs must collect real-time data and information, determine the correct operational goals, and develop sound business decisions and build the best business model. The business model and method used by business owners is an important success factor. Business forecast is based on the following factors, to show the future development trend of forecasting and evaluation. These factors include the existing economic environment, business status, historical experience, objective insight, and the use of qualitative or quantitative analysis methods. The Chinese nation is based on agriculture for the establishment of the country. Chinese ancestors through the observation and record of astronomy and terrain, and according to the four seasons cycle, the establishment of agricultural farming rules. I Ching is the rule of life of ancestors, the foundation of the Chinese culture, and the oldest method of information prediction. Divination is for specific events, abstracting these events as symbols, using data to validate these events, and explaining the truths represented by these events. I Ching is an approach which using the "Hexagram and Yao" method, abstracting the predicted events, and constructing holographic system. Shao Yong, was a Song dynasty Chinese philosopher, cosmologist and scholar of I Ching who greatly influenced the development of Neo-Confucianism in China. He rearranged the hexagrams in a format that resembles modern binary numbers. This study is based on Shao Yong's "Plum Blossom Divination", combined with the method of Twelve Sovereign Hexagrams with periodic characteristics, and using the DEMATEL method as a validation method. In this study, a public traded company of Taiwan was used as a research case to forecast the operation of the company and to propose a quantitative forecast method of I Ching.