Top work safety official investigated

Nation's top anti-graft authority says Tianjin's ex-deputy mayor violated 'discipline and laws'

Yang Dongliang, China's top work safety official and a former deputy mayor of Tianjin, has been placed under investigation.

Yang, 61, "seriously violated Party discipline and laws", a phase often used to refer to corruption, according to a statement published by the Central Commission for Discipline Inspection.