ZWCAD software,as a highly reliable and powerful CAD tool,meets the needs of 2D/3D design & drafting industry,including architecture,engineering,construction (AEC),mechanics,electronics and anyone who creates CAD drawings ZWCAD 2009i can open,edit,and save any existing DWG file generated by AutoCAD from version 2.5 to 2009 without conversion or data loss. With unrivalled DWG compatibility,fast speed and affordable price,ZWCAD 2009i enables users create drawings quickly and easily with significant cost savings. ZWCAD 2009i has made significant improvements in aspects like stability,speed,performance,especially in the plotting function. Firstly,greater stability is assured. The operating stability has been highly improved based on feedback from customers all over the world. Secondly,drafting efficiency is increased. Productivity while editing complex drawings has been greatly improved with faster stretching and deleting of complex entities. This speed enhancement enables designers to...