A factory worker engulfed in flames from a burning factory. Photo: Weibo

A man was engulfed in flames after going back into a burning factory in the Zhejiang provincial city of Ningbo in eastern China to retrieve his mobile phone.

He was among a batch of workers that fled the factory owned by the China Hookah Manufactory Company, Beijing News reported.

But he decided to return to the building to get his mobile phone and suffered severe burns after being trapped in the blaze before making his way out.

Workers used fire extinguishers on the victim, whose jackets and pants were burnt to ashes.

Chinese media later reported that the man was still in intensive care, but is in a stable condition

The police are investigating the incident at the factory, which produces smoking water pipes.