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# 9.3 User Register

<figure><img src="/files/S1DRcvybAkfkh1pZAHmF" alt=""><figcaption></figcaption></figure>

Create a connection between Smartbooks account with Supplier account (Example: Viettel)

The supplier can create a sub-account for setup access right. So Smartbooks can assign Smartbooks account with each sub-account (Example: Viettel sub-account)