Cad Training Centre / Knowledge Tree - The Training Company Free Training for Retrenched Workers Free Training for Companies hiring in 2021 - under Perkeso Call us directly at 012-2737190 Cad Training Centre also known as Knowledge Tree , are pioneers in offering CAD and various other technical and management courses to students and professionals in areas such as:  Computer Aided Design (CAD) with the specialty in AutoCAD - 2D, 3D and 3D Printing  Programming Courses - C++, Java, etc  Project Management, Risk Management, Microsoft Project  IT Training, Programming, Python, Ethical Hacking  Business Games / Simulation  Microsoft Word and Excel  Human Resource , Admin, Supervisory Skills