A machine distributes drugs at a smart dispensary in Zhuji City, east China's Zhejiang Province, Aug. 8, 2018. Smart dispensaries are introduced to hospital of Zhuji City, in which drugs are wrapped and distributed automatically and the waiting time of patients are largely reduced. (Xinhua/Han Chuanhao)

A mechanic hand doses drugs at a smart dispensary in Zhuji City, east China's Zhejiang Province, Aug. 8, 2018. Smart dispensaries are introduced to hospital of Zhuji City, in which drugs are wrapped and distributed automatically and the waiting time of patients are largely reduced. (Xinhua/Han Chuanhao)

A druggist adds drugs to a machine at a smart dispensary in Zhuji City, east China's Zhejiang Province, Aug. 8, 2018. Smart dispensaries are introduced to hospital of Zhuji City, in which drugs are wrapped and distributed automatically and the waiting time of patients are largely reduced. (Xinhua/Han Chuanhao)

A druggist adds drugs to a machine at a smart dispensary in Zhuji City, east China's Zhejiang Province, Aug. 8, 2018. Smart dispensaries are introduced to hospital of Zhuji City, in which drugs are wrapped and distributed automatically and the waiting time of patients are largely reduced. (Xinhua/Han Chuanhao)