Jeffcoate describe e-Business involves internal and external process that involves operational,
managerial and strategic advantages, which enable firms to have closer relationship with its customers and suppliers.
Therefore, the success of e-Business adoption is represented by the ability to integrate the internal elements and
external d iffusion (Lin, [7]). In the context of SMEs, the internal integration is associated with the main internal part
such as: the owner-manager and the organizational, whereas the external diffusion influenced by the external
influencer such as: trading partner and government. However, the following section of this paper will explore the
both internal and external factors that impinge the adoption of e-Business for Indonesia SMEs, particularly in B2B
sector.