折旧期间应该根据租赁合同规定，能够合理的确定租赁租赁资产所有权，就可以

During the depreciation period, according to the provisions of the lease contract, the ownership of the leased leased asset can be reasonably determined, and the useful life of the leasee can be determined. This shows that the lease life of the leased asset should be taken as the period of lease. If it is impossible to confirm whether the ownership of the asset has been obtained, the shorter of the lease period and the useful life of the leased asset should be taken as the depreciation period

The depreciation period shall be able to reasonably determine the ownership of the leased asset in accordance with the provisions of the lease contract, and the lessee may be able to determine the useful life of the asset owned by the lessee. This shows that the leased asset lease d'or nil should be used for the useful life of the leased asset on the date of the lease. If it is not possible to confirm whether ownership of the asset has been acquired, a shorter depreciation period should be taken during the lease term and the useful life of the leased asset

During the depreciation period, according to the provisions of the lease contract, the lessee's useful life of the leased asset can be determined if the ownership of the leased asset can be reasonably determined. Therefore, the remaining service life of the leased asset on the lease start date should be taken as the period. If it is impossible to confirm whether the ownership of the asset has been obtained, the shorter one shall be taken as the depreciation period between the lease term and the remaining service life of the leased asset