a spokesman for mitsubishi heavy industries -lrb- mhi -rrb- said that production facilities will not be increased , even though the company could take orders , and ishikawajima-harima heavy industries -lrb- ihi -rrb- , with its facilities booked until 1993 , said that it built 10 ships last year , will build 10 ships this year , and plans to build 10 ships in financial 1992 .