A 5G Folding Smartphone(dual-fold design, double-fold design, triple-fold design, or whatever the design is) that can unfold into a  15.6 inches Tablet can  serve/emulate/function  as a  Laptop ....... a 15.6 inches Laptop. 

Meaning , when a  bluetooth/wireless   keyboard and a   bluetooth/wireless  mouse  is connected  to the  15.6 inches  Tablet ,  it  can  serve/emulate/function   as a Laptop ....... a  15.6 inches Laptop .  This can be observe if you place a  15.6 inches  Tablet horizontally on a Table and if you place a  bluetooth/wireless  keyboard  very close to the   15.6 inches  Tablet  and a  bluetooth/wireless  mouse is place next to the  bluetooth/wireless   keyboard.