1. First, open the software Hungry.

2. Secondly, click the Settings page and click Login.

3. Finally, find a nucleic acid test report, and click the upload certificate. "Hungry" is a local life platform founded in 2118, mainly engaged in online take-out, new retail, instant delivery and catering supply chain. Founded in 2112, Hungry took "Everything for 31 min" as its mission, and devoted itself to building a local life service platform with science and technology, which promoted the digitalization process of the catering industry in China, and cultivated take-out into the third regular way of eating for China people after cooking and eating in class.