De or het plasticindustrie?

The correct Dutch article is:

de plasticindustrie

How to use plasticindustrie

the plasticindustriede plasticindustrie
this plasticindustriedeze plasticindustrie
that plasticindustriedie plasticindustrie
our plasticindustrieonze plasticindustrie
your plasticindustriejouw plasticindustrie
every plasticindustrieelke plasticindustrie
which plasticindustrie?welke plasticindustrie?
a big plasticindustrie / the big plasticindustrieeen grote plasticindustrie, de grote plasticindustrie