In the future, an intelligent voice assistant will be able to help people in production, even with complex problems. The COALA system relies on the trustworthy use of artificial intelligence and can support the work, training and knowledge transfer of employees via smartphone or tablet and can reduce costs and time. The COALA R&D project comprises 14 partners from five nations. In Germany, BIBA—Bremer Institut für Produktion und Logistik and the Institute of Technology and Education (ITB) at the University of Bremen were involved.In the future, an intelligent voice assistant will be able to help people in production, even with complex problems. The COALA system relies on the trustworthy use of artificial intelligence and can support the work, training and knowledge transfer of employees via smartphone or tablet and can reduce costs and time. The COALA R&D project comprises 14 partners from five nations. In Germany, BIBA—Bremer Institut für Produktion und Logistik and the Institute of Technology and Education (ITB) at the University of Bremen were involved.Business[#item_full_content]