The objective of this study is to evaluate efficacy and safety of TQ-B3101 in subjects with relapsed/refractory anaplastic large cell lymphoma (ALCL) .

Inclusion Criteria:

-1.Female or male, 10 years and older. 2.Eastern Cooperative Oncology Group (ECOG) performance status score of 0 to 2. 3.Histologically or cytologically confirmed ALK positive relapsed or refractory Anaplastic Large Cell Lymphoma.

4.At least one measurable lesion. 5.Life expectancy ≥ 3 months. 6.Adequate organ system function. 7.Understood and signed an informed consent form.

Exclusion Criteria:

• 1.Primary cutaneous anaplastic large cell lymphoma. 2.Other malignancies occurred within 5 years, with exception of cured cervical carcinoma in situ, non-melanoma skin cancer, and superficial bladder tumors.

  3.Has received ALK inhibitor. 4.Has received an allogeneic stem cell transplant. 5.Has received autologous stem cell transplant within 12 weeks before the first administration.

  6.Has received other anti-tumor medications within 4 weeks of the first administration.

  7.Has received major surgery within 4 weeks before the first administration. 8.Has received any curative radiotherapy or minor surgery within 2 weeks before the first administration.

  9.Has received palliative radiation therapy within 2 days before the first administration.

  10.Has adverse events caused by previous therapy except alopecia that did not recover to ≤grade 1.

  11.Has uncontrollable congestive heart failure. 12.According to the judgement of the researchers, there are other factors that subjects are not suitable for the study.