(Reuters) -- South Korean conglomerate Samsung Group, which includes Samsung Electronics Co, said on Tuesday it would raise its 2012 investment by 12 percent to a record 47.8 trillion won ($41.4 billion).

Of the total, capital spending will amount to 31 trillion won, up 11 percent from a year ago, it said in a statement.

The group did not provide a breakdown of detailed investments for key businesses such as chips and flat screens.

(Reporting by Miyoung Kim; Editing by Jonathan Hopfner)