shuāngchóngguójí
ㄕㄨㄤ ㄔㄨㄥˊ ㄍㄨㄛˊ ㄐㄧˊ
Simplified 双重国籍
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 雙重國籍 and it comes back until you know it.