The fact that people in Middle Eastern countries like to stick stickers pin on the back of their mobile phones is not unique to the Middle East, but a worldwide phenomenon. However, if one considers the cultural characteristics of the Middle East, several possible reasons can be inferred:

1. ** Personalized expression ** : Stickers pin can be used to decorate the phone, making it unique and reflecting the user's personality and taste. In the Middle East, as elsewhere in the world, young people often want to show themselves in a variety of ways, and phone stickers are an easy and effective way to do so.

2. ** Protective effect ** : Some stickers pin have protective functions, such as anti-scratch stickers, which can prevent scratches or wear on the back shell of the phone to a certain extent.

3. ** Cultural elements ** : The Middle East is rich in cultural and religious traditions, and people may choose stickers with specific cultural symbols or religious patterns to express their identity or religious beliefs.

4. ** Social communication ** : Stickers pin can also be part of social interaction, such as exchanging stickers between friends, or showing support for a group or movement through specific stickers.

5. ** Commercial promotion ** : Merchants will also use mobile phone stickers pin to promote the brand, by providing free stickers with brand logos to attract consumers' attention and improve brand awareness.

In short, the act of pasting stickers pin on the back of mobile phones reflects a combination of factors such as personal aesthetics, cultural background and social trends. In the Middle East, the custom is also deeply influenced by the local culture.