Zhao Xiaoshuang is a mechanical engineer who always thought he would live the most ordinary life. I didn't expect that an epidemic would break out in my hometown at the end of the year. Before I could react, I closed my eyes and opened them again, and it was the 1960s. Seeing the current situation of a lot of waste waiting to be done, I decided to devote my life's work to the construction of the motherland's cause.
Purpose: If you are successful, you can help the world; if you are poor, you can take care of yourself.