To view the information of the device logged into Qianchuan, you can follow the steps below:

1. **Log in to the Massive Engine account**: You need to log in to your Massive Engine account. This can be done through the mobile app or email. On the login page, select the corresponding login method and enter the verification code or password to log in to the account.

2. **Visit the Massive Qianchuan platform**: After logging in, you can enter the interface of Massive Qianchuan. Massive Qianchuan is an integrated advertising platform built for small shops and merchants, focusing on advertising promotion for Douyin e-commerce.

3. **View device information**: In the account interface of Massive Qianchuan, you can find relevant setting options, usually there will be functional modules such as "Settings" or "Account Management". In these modules, there may be options for device management or security settings, where you can view the device information logged in to your account.

4. **Security management**: If you find that an unknown device has logged in to your account, or want to modify the security settings of your account, it is recommended that you change your password immediately and check for unauthorized operations. At the same time, you can set up two-factor verification or other security measures to enhance the security of your account.

5. **Contact Customer Service**: If you cannot find the device information in the account settings, or you need further help, you can contact the customer service support of Massive Qianchuan. They can provide more detailed guidance and help.

6. **View Application Records**: In some cases, you may need to view the detailed data of the Massive Qianchuan account you applied to bind, including time, account information, etc. This information can be found in "Settings" - "Massive Qianchuan" - "Application Records".

Please note that in order to protect the security of your account, it is very important to change your password regularly and use a complex password combination. At the same time, make sure not to save your login information on public devices to prevent the account from being accessed by unauthorized persons.