I have never subscribed to Apple Music and I demand a refund

Apple does not respond here.

First let’s see what the charges are actually saying they are for

it would say Apple Music Membership if it was “Apple Music”

anything purchased on the App Store or iTunes Store will say it’s from Apple.

 check your purchase history to see what you’re being charged for

have you any apps that may be charging you? This is often the cause for unknown charges when “free” apps set you up on subscriptions:. If this is the case you would need to cancel them to prevent further charges.

• For help with recurring charges, you can view, change, or cancel your subscriptions
• You can review your purchase history and report problems with purchases  in the App Store or iTunes Store.
• Learn how to identify an unfamiliar App Store or iTunes Store charge.

If you have a question about a charge

• Learn what to do if you see a charge that you don't recognize on your statement.
• If you change your payment method to a credit or debit card, you might see a temporary authorization hold on your account.
• Did you see Apple charges on a new credit or debit card? Your financial institution might have automatically updated your
• information for you. If you have any concerns about this process, contact your card issuer or financial institution.
• Learn more about how App Store and iTunes Store purchases are grouped and charged to your account.

If you do not want to see the Apple Music subscription features in the Music app, then you can de-activate that on your iPhone. This action by itself will not cancel anything, but it will stop advertising the service to you.

Settings﹥Music﹥Show Apple Music﹥Off.