The purpose of this research is 1) to develop electronic books for entrepreneurship in hydroponic vegetable businesses and 2) to measure user satisfaction of electronic books for hydroponics business entrepreneurs. The research format is mixed methods use concepts or theories, such as entrepreneur theory, electronic book theory, satisfaction theory, hydroponics vegetable business is a research conceptual framework. The research area is Muang district, Nakhon Pathom Province and Ratchaburi Province. The samples in this research is 1) 4 entrepreneurs or agricultural vegetable hydroponics use purposive sampling 2) 384 people in general use accidental sampling. The instruments used in the research consisted of 1) Interview form for entrepreneurs and farmers who are conducting hydroponic vegetable business and 2) A questionnaire assessing the satisfaction of users of electronic books for being a hydroponics business entrepreneur. The data analysis used basic statistics in the case of quantitative research. The qualitative research section Used to analyze content and write descriptive descriptions. The results of this study revealed that:

            The results of the research according to objective 1 found that: The development of electronic books, the research consisted of 5 summaries of learning the types of vegetables, being a farmer in the hydroponic vegetable business. Vegetables for transportation and finally learn to penetrate the market to sell vegetables

            The results of the research according to objective 2 found that: The result of satisfaction evaluation of electronic book users at a good level with an average value of 3.81 and a standard deviation of 0.4

            Knowledge / Findings from this research Electronic books for entrepreneurs in the hydroponic vegetable business help those interested in accessing resources more easily and conveniently to search for knowledge.