Complex sentence: The Chinese believe that the stress the animal is subjected to causes it to be an aphrodisiac despite the fact that this false claim was only made up by the dog meat sellers to get people to continue patronizing their product.
Split into simpler sentences: The Chinese believe that the stress the animal is subjected to causes it to be an aphrodisiac. This false claim was only made up by the dog meat sellers to get people to continue patronizing their product.