Recently, Dr. Gan, from F.B.C., went to Japan to study and research technology of alprostadil injection, and mastered advanced technologies such as key preparation technology, sterilization process and raw and auxiliary materials. We discussed the technology import and reached the intention of cooperation. It will be of great significance to assist this move. It will help domestic enterprises to complete the consistency evaluation by introducing Japanese original research technology and comprehensively improve the quality of domestically produced drugs!