Four ministerial-level officials found responsible for "major safety accidents" in China last year have been punished for disciplinary violations, Vice Minister of Supervision Qu Wanxiang said on Friday.

They were among 269 officials who were punished for dereliction of duty in 13 major road and railway accidents, pipeline blast, building fire and mine accidents, and 107 of them have been transferred to judicial departments for further investigation and punishment, according to Qu.