Police in northeast China's Jilin Province on Sunday requested approval for arresting 18 suspects involved in a vaccine scandal.
The police said an investigation of vaccine maker, Changchun Changsheng Life Sciences Limited, found evidence that the company had illegally produced rabies vaccines for human use.
The suspects, all from the company including its board chairperson surnamed Gao, are suspected of producing and selling substandard medicine.
According to China's criminal law, the police have submitted arrest document for approval by the procuratorate.
A hearing of the case is underway.