As interdiscipline of clinical pharmacology, biostatistics, pharmacokinetics, registration science, clinical pharmacy, medicine and computer programming,etc., quantitative pharmacological research can rationally and systematically integrate drug and product specific information and biological system specific information in drug R&D, especially in the R&D of innovative drugs, discover and establish new rules, and use these rules to develop drug development strategy, so as to improve the decision efficiency of clinical studies and optimize the therapeutic schedule. CDE has issued the Technical Guidelines for Model-Informed Drug Development on December 31,2020, which indicates that quantitative pharmacological research has become an important consideration in drug registration supervision. In order to better serve the field of drug R&D, relying on its own organizational advantages, Yeedozencom has built a quantitative pharmacological research team with perfect technology and comprehensive services..