A courier delivers food on a scooter in Shanghai’s Yangpu district on Friday. More e-commerce and food delivery platforms have joined in the fight against the local Covid outbreak, by helping to transport supplies across the city. Photo: IC Photo

A JD.com worker disinfects packages Saturday at a storage center in Shanghai’s Hongkou district. Photo: Yin Liqin/China News Service, VCG

A courier in a protective suit loads packages onto a scooter. Photo: Yin Liqin/China News Service, VCG

A courier passes through an empty intersection Saturday in Shanghai’s Pudong New Area. Photo: IC Photo

A health worker and a volunteer receive supplies Saturday at an entrance to a locked-down community in Pudong New Area. Photo: VCG

A volunteer distributes daily necessities to residents in a locked-down neighborhood in Xuhui district on Sunday. Photo: VCG

A volunteer carries food meant for residents in a locked-down community in Minhang district on Friday. Photo: VCG

Volunteers prepare to distribute food to residents in Minhang. Photo: VCG

Firefighters in protective suits carry medical supplies Sunday in Yangpu district. Some 25 million people have been tested for Covid-19 in Shanghai, and over 25,000 had results that were outside the norm, Shanghai officials said Monday. Photo: VCG