Product based company is one which develops the its own products like hardware monitors , keyboard etc . Product based company uses there own idea to introduce theire product and they work on them...
Product development company is one which develops its own products and markets them. Where as IT services company is one which is based on projects from various government or non-government...
I would say 99% are service based relying on off-shore business, Product based companies apart from few (like Netsol) focus in domestic market. No Pakistani company exists in billion dollar market of...