Telecommunication market is limit in Taiwan, whether personal or business telecommunications users have been saturated. In order to increase revenue, it should focus on how to generate additional value from existing customers. On the other hand, business care about the most is how to save communication expenses. Therefore, it is particularly important for carriers and business to explore the usage of business communication expenses. This study researches the case T Telecom Company’s business communication expenses and explores the usage of business communication. Also, it explores the important factors that affect business expenses. Moreover, the research results will provide carriers and business management some advices.
This research adopts pivot analysis, Pearson correlation coefficient, t test and multiple regression analysis. It focuses on 9,117 business communication expenses to explore the usage of business communications. The research found that governmental entities are the highest industry in communication expenses. Furthermore, fixed line expense is the highest proportion (55.55%) in business communications. Even some industry approached 70% of the proportion in fixed line. Mobile became the main communication tool and the ratio of expense reached to 21.23%. It continued to grow. According to the research results, Telecommunication can stick customer who paid high expenses and strengthen ICT product, for instance, mobile and value-added products. On the other hand, business plans to save fixed line expense. Therefore, it can reduce expense ratio and communication costs.