Quality Systems International Corporation | 59 followers on LinkedIn. Quality Systems International offers a comprehensive range of products that provide unique benefits to a large variety of different lab types regardless of size. Our Laboratory Information Management System WinLIMS™ is one of the most powerful LIMS systems on the market that is ready to use productively, out-of-the-box. Scientific Computing magazine's recent LIMS Market Watch Report covers the entire range from the introduction of a LIMS to routine operation and has only the best ratings for QSI, summarized: WinLIMS users were the most satisfied with the LIMS implementation experience.