Duōnián wèi jiàn, zhōngyú shōudào le lǎoyǒu de yīnxìn.
Not having met for many years, I finally received word from my old friend.
Tips
usage
音信 is slightly literary/formal and often appears in negative constructions like 杳无音信 - 'to have no news whatsoever', or 音信全无 - 'completely no word'. In everyday speech, 消息 is more common.
