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A technician holds a jar in a quality control laboratory at a China Grand Pharmaceutical and Healthcare Holdings Ltd. facility in Wuhan, China, on Tuesday, June 13, 2017. China Grand Pharma mainly aims to export finished drugs to developing markets and hasnt faced regulatory actions from the U.S. or European drug quality watchdogs, according to the company. Photographer: Qilai Shen/Bloomberg via Getty Images

A technician holds a jar in a quality control laboratory at a China Grand Pharmaceutical and Healthcare Holdings Ltd. facility in Wuhan, China, on Tuesday, June 13, 2017. China Grand Pharma mainly aims to export finished drugs to developing markets and hasnt faced regulatory actions from the U.S. or European drug quality watchdogs, according to the company. Photographer: Qilai Shen/Bloomberg via Getty Images