Zhejiang Huayi Pharmaceutical Co., Ltd. (hereinafter referred as ZHP) is a Chinese-Spanish joint venture legally established in the territory of P.R.China in the year of 2000. ZHP is a company of very close relationship with Huadong Pharmaceutical Group, as well as an important member of Esteve Group in Asia. ZHP is a national-level Hi-tech Enterprise dedicating to the development, pilot, commercialized production of APIs and pharmaceutical intermediates. ZHP commits HSE care and GMP-compliance production. A 300 CBM of reactor capacity and capability in a variety of reaction types are offering good opportuninties for custom manufacture.