The first type is for export production only or for factories capable of upgrading local industry standards. Review is strict and investors are excluded from tax exemptions, tax reductions or other financial benefits. As a result, most people opt for the last two kinds.
前者的產業型態必須完全以外銷為主、或能提昇當地工業水準，審查資格較嚴，而且不得享有免稅和減稅等的財政優惠；因此一般人大多選擇後二種方式。