TRAC Locus-inserted CD19-targeting STAR-T Cell Therapy in r/r B-NHL

Phase 1 dose escalation (3+3) : dose 1 (1×10\^6 cells/kg) ,dose 2 (3×10\^6 cells/kg) ,dose 3 (1×10\^7 cells/kg); Phase 2 : Appropriate dose

Intravenous fludarabine 25-30 mg/m\^2/day on days -5, -4, and -3.

Intravenous cyclophosphamide 300-500 mg/m\^2/day on days -5, -4, and -3.