Apply liquid armored glass on the Huawei p20 Pro?

Can I go over it with the liquid armor glass over the pinna of the Huawei p20 Pro, or should I omit this. And what about the back… Can I turn it on the back?

Actually, you should apply the liquid screen protector as normal. Say auricle, and so on.

And the back of the huawei p 20 PR what does it look like? It is said that if it is not glass you should not do it… I can't decipher it correctly if the glass is?

To protect the back you can use a case