C486 Strange book disorientated(part i)

The difference between the [Eight-word Abacus] technique and the [Twelve-word Abacus] technique was that the [Eight-word Abacus] technique could take into account more categories that the [Eight-word Abacus] technique could not involve. The information obtained was also much more detailed. Furthermore, Lin Bai was currently holding onto the River Diagram Book