Construction Of PMO Compay's OS

Project Management Office has been widely used in foreign software companies.It also has been used in the domestic large-scale software companies at scale,but there are still many shortcomings in practice.There are few medium-sized software companies to build PMO.This paper takes Jiangsu OS Information System Limited Company as an example.It explains project management related to PMO?the concept of software Capability Maturity Model Integration?the theory related to PMO,analyzes existing problems of Case Company in project initiating,planning,executing,monitoring and closing,discusses the questions about multi-project management ? process improvement,company strategic planning,proposes the scheme of the process of building PMO in medium-sized software companies.Software companies should consider company scale,software Capability Maturity Model Integration,etc.analyze the short and long term goal of PMO in order to determine level,initial duties and personnel allocation.It is necessary to improvement of organization,and process optimization of project management after the initial formation of PMO.The construction of PMO is a long-term and continuous process.It needs to make steady progress and upgrade strategy When conditions permitting.It should make a contribution to strategy development of company.