Objective: The objective of this research is to investigate the, effect, system and role of supply chain integration on basic manufacturing industries and Identify the main constraints /gap SCI on developing nation metal to develop further investigations. The purpose of this paper is to know what extent supply chain integration affect firm performance and identify gap for pervious work. Design/methodology/approach: To achieve the objectives a Systematic literature reviews is carried out to the previous research work in the SCI research area, evaluate their role and contributions, identify the main concept and summaries knowledge, thereby identifying their gap, implications and potential directions of further research.