Six people died, including two firefighters, when a blaze hit a market in Hangzhou, Zhejiang province, on Thursday.
The fire occurred at about 10 am at Hangzhou's Ice and Snow World in the Hangzhou Bay Building Materials Market, local authorities said.
The two firefighters who died, Mao Jingrong and Liu Zejun, were attempting to rescue people.
The search operation was completed at 7 pm on Thursday. Eleven injured people were sent to the hospital for treatment, and another 14 have been hospitalized for observation.
The people who are alleged to be responsible for the fire have been detained, the authorities said.
Fang Xiaoying in Hangzhou contributed to this story.
