The "Secret Code" of a Shaobing Shop: Free "Single Meal" Warms Everyone's Heart. There is such a poster on the door of a small sesame cake shop in Hangzhou City, Zhejiang Province.

In just a few words, the warmth of humanity is revealed. Zhang Xiaoxiang has been making sesame pancakes for more than 30 years. At 2 a.m. every day, he goes to the store and starts mixing flour, cooking soy milk, preparing the ingredients for the pancakes.