However, what Zhang Han didn't know was that it was precisely because of his words that the middle-aged man became a master of Chinese medicine a few years later.

When it was time to check out, the manager of the supermarket walked over quickly after half of the items had been checked.

He decided to let the supermarket give Zhang Han a free order to express his gratitude, and said some words of gratitude. After the cashier sorted out the things, Zhang Han nodded and left the supermarket with the things.