literature review on theory of constraints as 1. Introduction on theory of constraints 2.Gernarl information about theory of constraints 3. all the industry used theory of constraints (thinking process) such as service, manufacturing, Technology, Banking, Education, Medical, Environment Create a table for each industry and put auther name in on colum , industry one coulum, author contribution one column 4. Thinking process in banking industry & the Gap 5. why we use thinking process in banking industry