construction will begin in the mid 2008. HAI is also involved in the design and construction, using composite material, of the prototype part of the internal force structure of the wing of the new AIRBUS A380 (TANGO project). In 2010, the Hellenic Aerospace Industry was considered one of several Greek state owned enterprises requiring restructuring, because it had a primary revenue deficit. Field of works Aircraft maintenance The Aircraft Maintenance Facilities cover a wide range of military & civil fixed and rotary wing aircraft. All aircraft accessories, components and avionics are covered. Services include depot level maintenance, major electromechanical, pneumatic and electronic systems, modification/upgrade programs on aircraft and avionics systems, structural reworks, aircraft painting and corrosion control. In addition the facilities can undertake crash damage repair for a large number of aircraft types. With regard to Civil Aviation aircraft, HAI provide technical support on "A" and "B" level checks and is increasing this capability to "C" and "D" checks. HAI's Aircraft & Accessories maintenance capabilities cover a large number of aircraft types, such as: C-130/L-100 F-4 A-7 F-16 Mirage F1 Mirage 2000 UH-1H/Bell 204/205 UH-1N/Bell 212 T-2 CL-215 P-3 Orion Other Engine maintenance The Engine Maintenance Facilities cover an area of 16,000 sq.m which house 18 production shops capable of providing repair, overhaul, modification and testing to a wide range of aircraft turbofan, turbojet, turboshaft, turboprop and reciprocating engines. The Engine Maintenance Business Unit is an authorized service center to provide maintenance support to third parties for: Snecma Atar 09K50 & M53 Rolls-Royce - Allison T56 (Military and Civil versions) Honeywell Aerospace T53 and APU 85.184. The Engines Maintenance Business Unit performs activities on: Design and development of engine repair schemes Design of special tools and equipment for the engine maintenance operations Engine or parts life extension studies Plan specific processes as well as engine inspections and investigations Electronics The Electronics Facilities are housed in a 16,000 sq. m. building and include four major activity areas : Electronics Maintenance Aircraft Avionics-Instruments Ground and Weapon Systems Radars - Telecomm & Electronics ground-based equipment Air to Air Missiles Electronics Manufacturing, Assembly and Testing Electronics Manufacturing and Assembly Electronics Testing Weapon Systems Manufacturing and Assembly Production Methods and Control Engineering, Research and Development Support Aerostructures The Aerostructures Manufacturing Business Unit is housed in a building covering an area of 29,000 sq.m. and existing manufacturing equipment capabilities cover the following production range: Medium size