SCOP is the component software that supports object-oriented composition software engineering.OOAnalysis is a tool in SCOP.This paper introduces the design and implementation of OOAnalysis.This tool adapts the parallel/recursive object-oriented analysis method,combining the bottom-up object construction and the top-down object reification together and emphasizing multi-level abstraction,parallel work and recursive modeling.It is an automatic tool with visualization effects in multi-level way.