儘早

尽早
jǐnzǎo
as early as possible

CEDICT

Entry Composition

1 儘 jǐn
  1. to the greatest extent
  2. (when used before a noun of location) furthest or extreme
  3. to be within the limits of
  4. to give priority to
2 早 zǎo
  1. early
  2. morning
  3. Good morning!
  4. long ago
  5. prematurely