CHUWI GemiBook 13 SOUND PROBLEM

Hello i buy this laptop CHUWI GemiBook 13 from banggood and i install new official windows 10 pro from microsoft !
The problem is it the sound card because new windows cant find what model sound card have this laptop or what drivers is ok !
So my laptop doesn’t have sound .
Can anybody to help me with this ?
The serial number is this : GBook-Y256G210709243

Hello, there are drivers and tutorials in it,