密訪 [－访]

Jyutping mat6 fong2
Pinyin mì fǎng

Definitions (Wiktionary)
  1. verb
    to pay a secret visit

密訪 [－访]

Jyutping
Pinyin mì fǎng

Definitions (CC-CEDICT)
  1. to pay a secret visit
  2. to pay an undercover visit