Units undertaking to export their entire production of goods and services may be set up under the Export Oriented Unit (EOU) Scheme, Export Processing Zone (EPZ) Scheme, Electronic Hardware Technology Park (EHTP) Scheme or Software Technology Park (STP) Scheme. Such units may be engaged in manufacture, services, trading, development of software, agriculture, including agro-processing, aquaculture, animal husbandry, bio-technology,floriculture, horticulture, pisciculture, viticulture, poultry, sericulture and granites and may export all products except prohibited items of exports in ITC (HS).