繁文縟節

繁文缛节
fánwénrùjié
  1. convoluted and overelaborate (document)
  2. unnecessarily elaborate writing
  3. mumbo-jumbo

CEDICT

cumbersome and tricky rules and etiquette; red tape

Wiktionary

繁縟的儀式禮節。也作「繁文末節」、「繁文縟禮」。

重編國語辭典

繁縟的儀式禮節

維基詞典

Entry Composition

1 繁文 fánwén
  1. convoluted
  2. elaborate formalities
2 縟節 rùjié
  1. (literary) excessive formality
  2. excessive formality