Lewis -Y（LeY） is a difucosylated carbohydrate antigen and although its function is not known, it is expressed on a wide range of malignancies including myeloid malignancies. LeY-targeted CAR-T in myeloid malignancies had been explored and showed good efficiency in the treatment of myeloid malignancies. This trial is designed and conducted to test the safety and effectiveness of LeY-targeted CAR-T.