According to the relevant information, it means that in the process of exchanging old ones for new ones, Shandong Province increases a certain proportion on the basis of the actual amount as a tax preferential measure to calculate the deduction of taxable income.

1, the conversion of old and new kinetic energy is the concept of development economics. That is, the old mode is replaced by the new mode, the new format replaces the old format, the new technology replaces the old technology, and the new material and new energy replace the old material and old energy.

2. Accrued deduction refers to a tax preferential measure that adds a certain proportion to the actual amount as the deduction when calculating the taxable income according to the provisions of the tax law.