De or het branchering?

The correct Dutch article is:

de branchering

Rule Words ending in -ing: almost always de. See the rule

How to use branchering

the brancheringde branchering
this brancheringdeze branchering
that brancheringdie branchering
our brancheringonze branchering
your brancheringjouw branchering
every brancheringelke branchering
which branchering?welke branchering?
a big branchering / the big brancheringeen grote branchering, de grote branchering