在转租法律关系中,出租人与转租人的权利义务关系并不受转租合同的影响。但是转租人除承担租赁合同的义务之外,还要对次承租人之过错造成的损失承担损害赔偿责任。未经出租人同意之转租,不成立无权处分和不当得利。 In the legal relationship of sublease, the rights and obligations of the lessor and the sublease are not affected by the sublease contract. However, in addition to the obligations of the sub-lessee to bear the lease contract, the sub-lessee shall also bear the liability for damages caused by the fault of the lessee. Sublet without the consent of the lessor, not set up without the right to dispose of and unjust enrichment.