For SIN/TPE routes, basically EQV could mean anything. On these routes, even if a particular aircraft is specified you should treat it as EQV because they frequently make last minute changes.

Basically, you should expect a regional product and be surprised if you get a long haul product.

If you give us some dates, we can tell you what aircraft is scheduled to operate that flight. However, as with EQV, it could change at any time.