Overview of Sharjah Mainland Business Setup Sharjah is considered as an industrial and cultural hub of The UAE.It has third largest population in UAE.It has very sound infrastructure of roads, bridges, ports and an international airport.Sharjah Mainland business license allows 100% share holding by expat share holder.Zero income tax applicable on Sharjah mainland companies.Offices and shops are available at lower rent cost compare to Abu Dhabi and Dubai.Business setup in Sharjah mainland is more popular for its large industrial zones.