The livelihood of the people of hubei province biological pharmaceutical co., LTD., founded in 2000, the registered capital of 38.51 million yuan, focusing on pharmaceutical intermediates research and development production and sales of steroid hormones in recent 20 years is a national high-tech enterprises, innovative enterprises in hubei province, hubei province, small and mid-sized enterprise, subdivision industry hidden champion little giant enterprise of science and technology, hubei province, hubei province pilot demonstration enterprise informatization and industrialization fusion, yichang of technology-based smes growth engineering pilot enterprises yichang is harmonious city and harmonious enterprise company research and development center in hubei province of steroid medicines and derivatives of cleaner production engineering technology research center,

At present, yichang Diene Engineering (Technology) Center has 15 authorized patents, including 6 invention patents and 9 utility model patents. Key words: diene epoxy progesterone and 16-DPA