A staff member checks a villager's body temperature at a checkpoint in Fangcun Village of Shangguan Township in Hangzhou, east China's Zhejiang Province, Feb. 20, 2020. The township used big data technology to visualize the epidemic control and production resumption information, to help local enterprises restart production amid the fight aganist the outbreak of the novel coronavirus disease (COVID-19). (Xinhua/Xu Yu)

A man scans a QR code to register his health information at a checkpoint in Fangcun Village of Shangguan Township in Hangzhou, east China's Zhejiang Province, Feb. 20, 2020. The township used big data technology to visualize the epidemic control and production resumption information, to help local enterprises restart production amid the fight aganist the outbreak of the novel coronavirus disease (COVID-19). (Xinhua/Xu Yu)

A staff member shows real-time epidemic control information on his cell phone at a checkpoint in Fangcun Village of Shangguan Township in Hangzhou, east China's Zhejiang Province, Feb. 20, 2020. The township used big data technology to visualize the epidemic control and production resumption information, to help local enterprises restart production amid the fight aganist the outbreak of the novel coronavirus disease (COVID-19). (Xinhua/Xu Yu)

Workers produce rackets at the workshop of a sporting goods company in Shangguan Township of Hangzhou, east China's Zhejiang Province, Feb. 20, 2020. The township used big data technology to visualize the epidemic control and production resumption information, to help local enterprises restart production amid the fight aganist the outbreak of the novel coronavirus disease (COVID-19). (Xinhua/Xu Yu)

Workers package rackets at the workshop of a sporting goods company in Shangguan Township of Hangzhou, east China's Zhejiang Province, Feb. 20, 2020. The township used big data technology to visualize the epidemic control and production resumption information, to help local enterprises restart production amid the fight aganist the outbreak of the novel coronavirus disease (COVID-19). (Xinhua/Xu Yu)

Workers package rackets at the workshop of a sporting goods company in Shangguan Township of Hangzhou, east China's Zhejiang Province, Feb. 20, 2020. The township used big data technology to visualize the epidemic control and production resumption information, to help local enterprises restart production amid the fight aganist the outbreak of the novel coronavirus disease (COVID-19). (Xinhua/Xu Yu)