Smartphones are great business tools from couple years. You can edit with them office documents such as word (doc) excel (xls) or even adobe (pdf). High resolution screen allows you seen couple applications at once, and high amount of ram allows to keep couple aplications open. Multitasking is not a problem for modern smartphones. Keep eye at the currency rates, stock rates, check your plane flighs schedule or record audit in company branch.
Xiaomi Mi Mix Fold 16+512GB Black
Xiaomi Mi Mix Fold 12+512GB Black
Xiaomi Mi Mix Fold 12+256GB Black