Zhejiang Huayi Pharmaceutical Co., Ltd. (hereinafter referred to ZHP) is a Chinese-Spanish joint venture, located in Yiwu city (350km south of Shanghai), Zhejiang province.
The plant is in full compliance with the current environmental regulations and has its own biological waste water treatment plant and several distillation columns for solvent recovery. ZHP has been focusing on being a reliable supplier for APIs and final dosage form and a strategic partner for custom synthesis as well.