Problematic vaccines made by Changsheng Bio-tech – including those sold overseas – are being recalled. Photo: Choi Chi-yuk
Chinese vaccine maker found to have forged production data for over four years
Changsheng Bio-tech mixed batches of rabies shots with expired products and hadn’t correctly recorded dates or batch numbers since 2014, investigators find
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Vaccine scandal in China
Problematic vaccines made by Changsheng Bio-tech – including those sold overseas – are being recalled. Photo: Choi Chi-yuk