RecruitingPhase 2Biological interventionA Study of T3011 in Patients With BCG-Unresponsive NMIBC or BCG-Exposed, Chemotherapy-Unresponsive NMIBCThis is a Phase II clinical study to evaluate the efficacy and safety of intravesical T3011 injection in participants with BCG-unresponsive high-risk NMIBC or BCG-exposed, chemotherapy-unresponsive intermediate/high-risk NMIBC.