SEOUL, Dec 29 (Reuters) - South Korea's factory output jumped by a seasonally adjusted 3.4 percent in November from a month earlier, government data showed on Thursday, far better than a 1.3 percent fall in October revised up from a 1.7 percent drop reported earlier.
November's reading was the strongest since a 3.7 percent gain seen in September 2009.
From a year earlier, output rose 4.8 percent in November, also rebounding from a 1.3 percent decline in the previous month.
A Reuters poll projected output to have risen 1.0 percent in monthly terms and 2.2 percent on-year.
Service sector output rose 0.1 percent in November in seasonally adjusted terms on-month, improving from a revised 0.3 percent fall in October.
Reporting by Christine Kim and Cynthia Kim; Editing by Eric Meijer