# Fast implementation of binding mobile phone number

Since many developers have the need to bind mobile phone numbers when using multi-terminal identity management, here is an example of "WeChat binding mobile phone numbers."

# Preceding steps

• Fast access to identity management services

# Binding process

# Development steps

1. Call wx.weixinAppLogin Log on to WeChat.

2. Call wx.miniapp.checkBindInfo Check whether the current logged-in user has a binding phone number, end the binding process if there is one, and continue with step 3 if there is none.

3, binding mobile phone number

• call Send SMS verification code Component, sending a verification code to the user.
• The user backfills in the verification code, calling the wx.miniapp.bindPhone Bind the phone number.