zhōnggāodùfángkōng
ㄓㄨㄥ ㄍㄠ ㄉㄨˋ ㄈㄤˊ ㄎㄨㄥ
Taivo → Settings → Partner inbox → Make the link. It stays in this browser.
Keep 中高度防空 and it comes back until you know it.