John W. / President & Founder, Software Toolbox 16 Aug“OPC is changing the world. That’s why it’s the core of what we do at Software Toolbox. This book is a great way for anyone from developers to managers to gain an understanding of OPC UA and what it means to their business.” Jenni Hesse Bill L. / Automation Industry Expert Consultant & Analyst, Editor Automation.comTim D. / Sales Manager, Progea