China-Places.com listou aprox 12 Companhias farmaceuticas dentro Hengyang. Alguns dos mais bem avaliados Companhias farmaceuticas dentro Hengyang estão- Empresa limitada de marketing de instrumentos e aparelhos médicos Hengdong Changsheng, Hunan Sanjiu Weikang Pharmaceutical Industry Limited Company, Hengyang Tianchi Drugs Co. Ltd., Hengyang Baixingyuan Pharmaceutical Industry Limited Company, Hengyang Kedi Biology Pharmaceutical Industry Limited Company, Hengyang Ruiyuan Indústria Farmacêutica Limited Company, South China Biotechnology Co. Ltd., Hunan Lefudi Medical Company Materiais de Embalagem Technology Co.Ltd., Hengyang Guhan Medical Company Co. Ltd. & Hengyang Kangdi Medical Apparatus and Instruments Company Limited.