In the context of the input sentence, determine the relationship between 'Airbus' and 'aircraft'.
Options: employer, product/material produced, distribution format, creator

"With the increases we are seeing in aircraft production at Airbus and other manufacturers, you have seen all the reports of problems ... so there is clearly a need to bring in new suppliers," Eric Zanin, head of the A330 programme, told reporters during the signing ceremony.
product/material produced