▁been ▁a ▁partner ▁involved ▁in ▁the ▁Euro cop ter ▁EC 1 2 0 ▁Col ib ri ▁programme . ▁On ▁ 2 0 ▁October ▁ 1 9 9 2 , ▁a ▁contract ▁for ▁the ▁joint ▁development ▁contract ▁of ▁the ▁new ▁hel ic opter ▁was ▁signed ▁by ▁the ▁three ▁principle ▁partners ▁of ▁the ▁project , ▁the ▁newly - formed ▁Euro cop ter , ▁China ▁National ▁A ero - Te chn ology ▁Import ▁& ▁Ex port ▁Corporation ▁( CAT IC ) ▁and ▁ST ▁A eros pace . ▁Under ▁the ▁joint ▁development ▁agreement , ▁Euro cop ter ▁received ▁a ▁ 6 1 % ▁cont rolling ▁interest ▁and ▁technical ▁leader ▁in ▁the ▁programme , ▁C AT IC ▁received ▁a ▁ 2 4 % ▁work ▁share ▁and ▁S TA ero ▁received ▁a ▁ 1 5 % ▁work ▁share ; ▁C AT IC ▁designed ▁and ▁produced ▁the ▁cabin ▁structure ▁and ▁fuel ▁system , ▁ST ▁A eros pace ▁produced ▁the ▁tail ▁bo om , ▁access ▁doors , ▁and ▁composite ▁materials , ▁while ▁Euro cop ter ▁produced ▁the ▁dynamic ▁assemb lies , ▁installed ▁the ▁av ion ics , ▁elect rical ▁and ▁hyd ra ul ic ▁systems , ▁and ▁conducted ▁the ▁final ▁assembly ▁activity . ▁ ▁From ▁the ▁programme ' s ▁on set , ▁the ▁EC 1 2 0 ▁had ▁been ▁intended ▁to ▁be ▁co - produ ced , ▁with ▁partners ▁sought ▁in ▁China , ▁Singapore , ▁and ▁Australia . ▁By ▁October ▁ 1 9 9 8 , ▁more ▁than ▁ 1 0 0 ▁orders ▁had ▁been ▁received ▁for ▁the ▁type , ▁leading