TiǎozhànzhěHào
ㄊㄧㄠˇ ㄓㄢˋ ㄓㄜˇ ㄏㄠˋ
Simplified 挑战者号
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 挑戰者號 and it comes back until you know it.