Considering Screaming Jesus’ comment here
[Forumosa - Taiwan's largest and most active Taiwan-oriented global online community in English … ht=#276334](Leaving Taiwan, and my love
maybe we can make a deal 
Seriously, I don’t know, but it is apparently available in the US (as you can see on the link I gave you), and there are stores near TaiDa and ShiDa that specialize in books from the mainland and will order things for you.