Each period K.Porntip (Assistant manager) reviews the schedule of investments, which includes details of:
- the investments held at the period end, at cost [and at fair value].
- additions in the period.
- gains and losses on disposals of investments in the period.
- income earned from the investments in the period.
- status of lawsuit.
- a reconciliation of the schedule to the general ledger.
Once the review is complete and if there is changed in valuation of investment, they will make journal voucher setting 'provision for impairment in assets'