Like they do with dogs today.
There would be social pressure in China to stop eating pork so as to do civilisation better.
And nobody would ask why the Bible forbids eating pig meat; since pigs wouldn’t be food animals, asking why it’s wrong to eat them would be like asking why theft is wrong.
But friend, he’s trying to dunk on Christians. That should mean upvotes, right? Reality doesn’t matter if it doesn’t align with your desire to dunk on a group.