Recently im request to company to buy
Serifdraw x4 
software for graphic job, sometime i needs it to use for create company calendar, brochure and others. i very happy they approve to buy this
software
otherwise is very cheap compare with
adobe illustrator
&
corel draw
. picture attached here create using serifdraw with autotrace funtion even you can same method from technical drawing then export into
autocad
format.