Is it better to renew almost amortized investment to increase the production capacity or total impairment expect to have products on major cesión if more value?

its always better to not renew the amortization for an asset, for as known the asset is impaired when the net carrying value of it is greater than the future undiscounted cash flow that asset can provide.

so if you're looking for more profit in your I.S. ignore the amortization