C249 Proud Old Grandpa

If he continued to work hard, "I know that old grandpa's medical skills are really great, can old grandpa give me a few pointers?"

After a long while, the old man finally let out a sigh, "The younger generation is learning medicine. It is alright for me to give some pointers …"

No matter how slow Wu Zhenyang was, he knew what this meant. With a "dong" sound