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A woker produces quinine powder from cinchona bark at PTPN VIII Bukit Tunggul in Bandung, Indonesia. Jan. 17, 2018. (Xinhua/Banyu Biru)
A woker produces quinine powder from cinchona bark at PTPN VIII Bukit Tunggul in Bandung, Indonesia. Jan. 17, 2018. (Xinhua/Banyu Biru)