C40 Billing

"Mayor Zhang, my medical skills are passed down in my family. There are some that should be kept secret, so I need to keep it a secret!" Ge Wenwang then said, "I hope you can understand. My medical skills can only be passed on to my disciple. As the saying goes, a cat can teach a tiger, but it's still necessary to leave a move to climb a tree, don't you think?"

"That's true