This dissertation studies the business users of WeChat and Tiktok platform. It analyzes how business users' (WeChat salesmen) are satisfied with the social media, and the behavior and the satisfaction of their use of social media. The author interviews 15 WeChatsalesmen who use social media at the same time. Based on the theory of users and gratifications, it concludes that the satisfaction of WeChatsalesmen with the use of social media includes the following aspects: (1) Convenience and practically, (2) Information seeking and sharing, (3) Social communication, (4) Entertainment, (5) Seeking the support of relatives and friends. All of these aspects meet the needs of WeChatsalesmen to use WeChat and Tiktok.

WeChatsalesmen do business activities on social media platforms, profit directly through social media, and ultimately meet their greatest needs and achieve the goal of making money. The use of social media is a source of livelihood and a source of income for them, which is their most important use and satisfaction. Also, the influence of Chinses traditional culture on WeChatsalesmen, such as face problems, communication between friends, personal feelings and other factors, is reflected in the use and satisfaction of social media, Social media has promoted the relationship between WeChatsalesmen and parents and friends, brought people closer to each other, and re-established social connections.

In summary, the use and satisfaction of WeChatsalesmen are in specific situations affected by cultural factors. At the same time, because of the uniqueness of social media, the use of social media can be directly profitable to achieve economic satisfaction, which is a significant performance in Chineses WeChatsalesmen.