I've been doing some research... since I am Taiwanese, a big blade aficionado, and I like Aborigine knives.... well why the hell not? So here's some contact information some of you may like.
That maker's contact info is as follows:
Nmah Yioudau's contact info:
No.2-3, Wenlan Village, Xiulin Township, Hualien County
Tel: 886-3-864-1521
In Chinese:
恩馬 ‧尤道
花蓮縣秀林鄉文蘭村2-3號
There's another maker in the Hualien area, in Copper-Gate Village:
連茂鐵店電話:(03) 864-1281
It's probably gonna be most effective if you speak Mandarin or Taiwanese. I dunno if they are Truku speakers but probably... and if YOU can speak Truku then damn, I don't know why I am advising you!