Psychiatry is one of the earliest majors in China to carry out therapeutic drug monitoring (TDM). Although TDM has played an essential role in individualized treatment, some issues in clinical application are still controversial. Led by the Division of Therapeutic Drug Monitoring, Chinese Pharmacological Society, joined with three other academic organizations, we developed the Expert Consensus on Clinical Application of Psychiatric Therapeutic Drug Monitoring in China (2022 Edition). This consensus involves issues about practical aspects, results interpretation, clinical decision-making, and special populations. This consensus will improve the clinical application of TDM in psychopharmacological treatment