In most countries, Small Medium Enterprise (SMEs) are known as main players in generating do-mestic-led investment and stimulate economic expansion. They are vital for economic growth and innovation, poverty reduction, local employment and development, and social cohesion. However, in the current digitally-connected trading economy, SMEs have face many new challenges that change the way SMEs business-to-business (B2B) trading operates. Among these challenges ARE the level of B2B e-commerce implementation and utilization that able to facilitate B2B trading process. However, the implementation of B2B e-commerce is being categorized as a system with high degree of difficulty since it involves complexity of the multiple relationships and interactions between trading partners. The interactions are not just complicated by their volume and variation in processes, but also by the complexity inherent in the dependencies exist between different trading parties. Based on this, for SMEs to partake in the B2B e-commerce activities, they need to have attained some reasonable level of maturity or readiness measurement in order to participate in B2B e-commerce initiatives. To overcome this, the robust multidimensional B2B e-commerce maturity application to assess the e-readiness level is needed. This paper describes the develop-