Generally, your best bet for localized training is to go here:
and do a search.
Most Frame trainers can teach Structured editing and import/export, but if
you need more advanced issues (such as creating a DTD or EDD) be sure to
interview the trainer first.
I.D.E.A.S. - Results-Oriented Training
Adobe Certified (since 1995) for ALL Print and Web
Authorized Quark Provider (since 1988)
Markzware, Enfocus, FileMaker Certified
Apple Consultant Network member (since 1990)