guānfāng wòdǐ

== Mandarin == === Romanization === guānfāng wòdǐ (Zhuyin ㄍㄨㄢ ㄈㄤ ㄨㄛˋ ㄉㄧˇ) Hanyu Pinyin reading of 官方臥底 / 官方卧底