More and more countries are pursuing the improvement of their companies international competitiveness, quality improvement and increase of productivity by adopting the technology and management standards for information and communications industry as a national standard. This trend based on international standards contributes to promotion of international trade in information and telecommunication industry. Thus, the products of the companies which dont select and comply with the adequate standards are hard to obtain confidence and the companies are losing the opportunities to compete in the market. As information and communication industry becomes more complicated and its competition environment changes rapidly, the market requires more reliable products than ever and management of the entire lifecycle from development of software to its disuse. Besides, the service quality improvement of suppliers and rapid and clear communication between suppliers and customers are also required. The purpose of this study is to clearly understand the theoretical details of TL 9000 by researching the literatures and materials on TL 9000. Also, the paper studies the status of QMS building based on TL 9000 by researching and analyzing the positive cases of QMS established by companies on the basis of TL 9000 standards.

Abstract
 1. 연구목적
 2. 연구 범위 및 방법
 3. TL 9000 품질경영시스템 모델
 4. TL 9000 추진 현황
 5. TL 9000 구축사례(Software)
 6. TL 9000 품질경영시스템 구축시의 문제점 및 대응방안
 7. 효과적인 TL 9000 품질경영시스템 구축모델
 8. 결론
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