BEIJING, July 29 (Xinhua) -- China's procurator offices investigated 3406 cases of abuse of authority in the first six months of the year involving 4218 people, according to the Supreme People's Procuratorate (SPP) on Saturday.

More than half the people investigated were from the judicial or law-enforcement administrative sector.

Cases of aiding or abetting gangs are the most frequent abuse of office, said Zhang Geng, the executive deputy procurator-general of the SPP.

China also filed 6596 cases of damaging the socialist market economy in the first half of 2006. And 3837 cases involving 4392 persons were investigated. Enditem