Has hummingbirds crowdsourced Zhangjiakou been opened?

It's open. Hummingbird crowdsourcing is a take-away platform for the hungry. Like the US group crowdsourcing, riders can download hummingbirds crowdsourcing and upload identity information such as ID cards and health certificates. After the official backstage confirms the application through identity information, you can make money by running the order. Hummingbird crowdsourcing has been opened in Zhangjiakou.