If you’re not a Taiwanese citizen you won’t be able to get your partner a marriage ARC with a Taiwanese marriage certificate.
The article you linked is for a Taiwanese citizen marrying a foreigner. Two foreigners marrying each other is a different story. Which if you’re on an APRC is what you are in the government’s eyes, regardless of Taiwanese blood. When you got your APRC they checked if you’re considered a ROC national and determined that you are not.
