For our software products which are available in english or chinese language, like
- HYSTEM-EXTRAN (en/cn)
- FOG (en/cn)
- KOSIM (en/cn)
- ROSIE EPANET (en)
we are providing demo versions.
Please state us software's name you are interested in as the subject of your reply or in the message of the e-mail at itwh@itwh.de.