From Xinhua (link):
China will promote live recordings and full videotaping of interrogations of criminals suspected of murder and gang crimes, the Ministry of Public Security announced on Tuesday.
He Ting, director of the ministry’s criminal investigation department, said the measures would help bar the use of torture to extract confessions.
It will also prevent criminal suspects from revoking confessions or bringing false charges against interrogators, He told a press conference.
See also China’s murder rates decrease as arrests jump by Shanghai Daily, China lauds solved murder rate by Ben Blanchard, and Police use new databases to crack murder cases by Xinhua