The term "turn off the lights and eat noodles" originated in the 1980s. Due to the backward economic development at that time, most families did not have electricity. Poor families could only eat noodles when the lights were turned off at night. Therefore, The habit of "turning off the lights and eating noodles" was formed.

In the 1980s, my country's economy was lagging behind and material supplies were scarce. Most families had no electricity. Poor families could only eat noodles at night when the lights were turned off. Due to the shortage of food and low family income at that time, the poor could only eat noodles at night when the lights were turned off to save electricity. Therefore, "turning off the lights and eating noodles" became a habit at that time.

At that time, "turning off the lights and eating noodles" was very common across the country, and many families had this habit. As time goes by, the habit of "turning off the lights and eating noodles" is slowly disappearing. Due to economic development, family income is getting higher and higher, and most families can afford to buy electricity. Therefore, "turning off the lights and eating noodles" is gradually disappearing. The habit of eating noodles gradually disappeared.

From the phenomenon of "turning off the lights and eating noodles", we can see that our country's economic situation was backward at that time. People could only live in a way of saving electricity. This situation also illustrates the social and economic situation at that time. situation, it can be seen that my country's economic development has indeed made great progress.