With the advent of the high-tech, living standards have improved, and business patterns have gradually changed. Due to the convenience and speed of information ingestion, consumers involvement in products has gradually deepened with the development of e-tech. The computer, communications, and consumer electronics (3C) industries are one of the booming industries in the current commercial market. Consumers buy 3C products. In the era of the epidemic, although the performance of physical stores is slightly worse, the revenue has grown significantly on e-stores. In this study, questionnaires were used to ask consumers about their satisfaction and loyalty intentions from consumers who had purchased 3C products in online stores. The research method adopts correlation analysis and regression analysis to test. The results of the study found that store image has a positive impact on customer loyalty; and also has a positive impact on customer satisfaction. And customer satisfaction has a positive impact on customer loyalty. Results will provide suggestions and references for 3C operators to enter into online store sales.