Danshen for injection (freeze-dried) is a freeze-dried powder injection form of Danshen independently researched and developed by Harbin Pharmaceutical Group Chinese Medicine Co., Ltd. It is the mainstay product of Harbin Pharmaceutical Group Chinese Medicine Co., Ltd. After long-term research and development, scientific and technical personnel changed it from Danshen water injection to freeze-dried powder injection. The development of Danshen for injection (freeze-dried) has improved the storage stability of the preparation, increased its safety and efficacy, and reduced adverse reactions. This product is a modern Chinese medicine preparation with highly concentrated and highly purified active ingredients made with the most advanced molecular filtration technology in the world. It is the first original research, exclusive production, and the first Chinese medicine powder injection approved by the state with all independent intellectual property rights. Since its launch in 1995, it has received good clinical feedback. Many groups of clinical experimental studies have shown that Danshen for injection (freeze-dried) has significant effects on coronary heart disease and angina pectoris, and is safe and reliable.