RecruitingPhase 4Drug trialA Phase IV Clinical Trial to Compare the Efficacy and Safety of Metformin+Sodium-Glucose Cotransporter 2 Inhibitor(SGLT2-i)+Thiazolidinedione (TZD) in Patients With Type 2 DiabetesThis is a randomized, open-label, active-controlled, parallel, multicenter, phase IV clinical study evaluating the efficacy and safety of switching Metformin+SGLT2-i+DPP4-i to Metformin+SGLT2-i+TZD in patients with type 2 diabetes.