eSIM is truly a fantastic SIM card technology embedded in a phone’s motherboard. You do not have to insert a physical SIM card to make a phone call. But this technology is not in all phones. It can be seen on a handful of phones. The Oppo K10 5G (China) is one of those phones that does not support eSIM.
Oppo K10 5G (China) is a smartphone with various interesting features. However, this phone does not support eSIM technology. You need to communicate using a physical SIM card. You will get full specifications about this phone on our site. You can visit it if you want.