How I can send data to HTML cefsharp VB.NET

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VB

This is the source code for the webpage I'm working on.

<input type="text" pattern="\d*" class="form-control number" maxlength="16" ng-model="NationalId">
<input type="text" pattern="\d*" class="form-control number" maxlength="16" ng-model="PrincipleCode">

And This is my code to send the data from the textbox to the web page browser1.ExecuteScriptAsync("document.querySelector('input[ng-model=NationalId]').value='" + TextBox1.Text + "'") browser1.ExecuteScriptAsync("document.querySelector('input[ng-model=PrincipleCode]').value='" + TextBox2.Text + "'")

What I have tried:

it works and sends the data, but when I press the enter button, it does not feel the written data and asks me to enter the data 
plz help me