Paper Title
Exploring Social Media Usage and Social Well-Being: Integration of Social Community Theory and Social Help Theory

Abstract
In recent years, with the popularity of the Internet has led to the rapid development of social media. Social media has become an important part of our daily lives, people use social media to participate in community and get or give help or exchange discussion by SNSs. The study is to explore the factors of help each other on social communities. We base on theories of social support, social network, social capital, social presence and cooperation help network. The study explore the causal structure, whether the social community members feel social well-being by the interaction, let the members of the community members are willing to maintain the interaction between the members of the community. This study found the following consequences: (1) Social support, social capital and social presence has a positive impact on get-help network. (2) Social support and social capital has a positive impact on give-help network. (3) Get-help network and give-help network have a positive impact on social well-being. Based on the above findings, put forward the research meaning in academic and practice, for follow-up study reference. Index terms - Social media, Social support, Social network, Social capital, Social presence, Social well-being.