Xinhua cited authorities as saying that a malfunctioning part was confirmed to have caused a molten iron spill accident that occurred in a Baosteel workshop in Shanghai last week,killing two and injuring 13.

A municipal government spokesman said that investigators found that an L-shaped block component failed to stop a crane carrying molten iron,which then came off its tracks and spilled on workers.

The spokesman said that the cause of the malfunction is under further investigation.

He added that tour of the injured are in stable condition.