1. Aged 18 to 70 years (inclusive), irrespective of sex and race.
2. Life expectancy greater than 12 weeks.
3. Eastern Cooperative Oncology Group (ECOG) performance status (PS) score of 0 to 2.
4. Meets the National Comprehensive Cancer Network (NCCN) criteria for relapsed or refractory disease, with a confirmed diagnosis of CD19-positive hematolymphoid malignancy
5. Adequate hepatic, renal, and cardiopulmonary function