Why didn't Luckin Coffee leave his phone number?

The possible reasons why Luckin Coffee didn't leave his phone number are as follows:

1. Protect customer privacy: Phone number is a kind of private information, and Luckin Coffee chose not to leave his phone number in order to protect customer privacy and avoid customer information disclosure.

2. User's habits: Luckin Coffee mainly orders and pays through the online APP, and users can place orders, pay, view orders and other operations in the APP without leaving extra phone numbers.

3. avoid information error: if the user accidentally enters the wrong phone number, it may lead to the subsequent failure to receive the correct order information or verification code, thus affecting the user experience.

The above are just some possible explanations for this problem, and the actual situation may be different due to the influence of time or other factors.