Haimen Huiju Pharmaceutical Co., Ltd. was founded by Professor yangdenggui in 2000. The company is located in Haimen Economic and Technological Development Zone, Jiangsu Province. It is a high-tech, high-value-added API and intermediate R & D and production enterprise with GMP certification qualification, and is a national high-tech enterprise. The company has passed ISO9001:2000 R & D quality management system and national GMP certification management system certified by Norske classification society. In 2008, it was rated as "national high-tech enterprise", and was approved as provincial academician workstation in 2009, and provincial engineering technology research center in 2010, and awarded "Jiangsu innovative enterprise".

The company has its own large R & D and industrial production base, and has successively established R & D platforms and technology research centers such as "handmade * * material engineering technology research center", "academician workstation", "Jiangsu Province chemical medicine chiral synthesis engineering technology research center", etc. in Haimen, with a number of complete facilities and modern small trials The pilot Laboratory (4 of which are kilogram level laboratories), has also established a specialized anti-tumor drug laboratory, which can accommodate more than 200 researchers to carry out experimental research at the same time. The company has three production plants, R & D centers and Shanghai business office. It has a large number of high precision and scientific research instruments, and has the production capacity from kg to T level and the high-tech quality analysis and monitoring capacity.