The private culture of cars and mobile phones in North Korea may be related to its social background and economic situation. In North Korea, cars and mobile phones are regarded as luxury goods and can only be owned by a few privileged classes such as government officials, businessmen, doctors and senior intellectuals. This culture may be related to North Korea's social class concept, that is, cars and mobile phones are symbols of wealth and status, and people who own these items can gain social status and prestige.

In addition, the economic situation in North Korea may also have an impact on the private culture of cars and mobile phones. In North Korea, high-end consumer goods such as cars and mobile phones are relatively expensive, and only a few people can afford them. Therefore, owning a car and a mobile phone may be regarded as a symbol of economic strength and can gain social status and prestige.

In short, the private culture of cars and mobile phones in North Korea may be related to its social background and economic situation, and may also be related to North Korea's cultural traditions and values.