Volunteers on motorcycles prepare to transport supplies up the mountain on Tuesday evening in Beibei district, Southwest China’s Chongqing municipality. As of Friday, Chongqing had suppressed all 18 wildfires that had broken out in August during China’s worst heat wave since 1961. Photo: IC Photo

A motorcyclist transports a volunteer up the mountain in Beibei district on Friday. As large vehicles cannot traverse the narrow and rugged mountain roads, many motorcyclists offered to help deliver supplies and carry emergency responders. Photo: Tang Yi/Xinhua

Motorcyclists transport much-needed supplies to the firefighting frontlines Tuesday. Photo: VCG

A group of volunteers form a chain to deliver equipment up the mountain. More than 20,000 rescuers consisting of firefighters, police and volunteers participated in the rescue effort in Chongqing, according to China’s state-run Xinhua News Agency. Photo: VCG

Volunteers take a quick nap on Jinyun Mountain in Chongqing on Thursday. Photo: VCG

Two volunteers watch over fire extinguishers and other supplies. Photo: VCG

A child gives a lollipop to a firefighter from Yunnan on Sunday. More than 1,000 rescue personnel hail from other provinces, such as Southwest China’s Yunnan and Northwest China’s Gansu. Photo: VCG

Chongqing residents gather Sunday to send off the Yunnan firefighters who battled the wildfires. Photo: VCG