The following articles will help to answer your question.
"How to Improve Quality Management Consistently ?
Quality Management, a relatively recent phenomenon ensures that an organization, product, or service is consistent with quality. It is based on both prospective and retrospective reviews. However, the scope of Quality management is not just limited to product or service quality but also deals with the means to achieve and maintain quality standards. Thus, Quality Management may be defined as an act of performing all the activities and tasks which are needed to maintain a desired level of excellence.
"Trends That Are Affecting the Future of Quality Management
Key trends in quality improvement include wider adoption of six sigma and lean methodologies to bring about greater efficiency in processes ranging from invoicing to manufacturing.