I'm a Malaysian.My wife is a China nationality.I would go to Austria for business

Liew, your wife can apply for a tourist visa to go along with you to Austria.
The required materials are as follows:
1. Truthfully completed application form, 2 recent passport photos
2. Passport and copy of its data page
3. Bank statement from the last 3 months
4. Travel itinerary
5. Flight reservation (round trip)
6. Proof of accommodation
7. Proof of health and accident insurance
8. copy of all pages of "Hukou" (household registration book)
Afterwards, submit the application to VFS. Global to apply for it.