Hi rani,
Use ng-include directive.
Check the below example. I have the html page inside the projects test folder.
HTML
HTMLPage.htm
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
</head>
<body>
Html Page Content.
<br />
<table border="1" cellpadding="1" cellspacing="1">
<tr>
<th>Customer Id</th>
<th>Name</th>
<th>Country</th>
</tr>
<tbody ng-repeat="m in Customers">
<tr>
<td>{{m.CustomerId}}</td>
<td>{{m.Name}}</td>
<td>{{m.Country}}</td>
</tr>
</tbody>
</table>
</body>
</html>
Default.aspx
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.6.9/angular.min.js"></script>
<script type="text/javascript">
var app = angular.module('MyApp', [])
app.controller('MyController', function ($scope) {
$scope.Customers = [{ CustomerId: 1, Name: "John Hammond", Country: "United States" },
{ CustomerId: 2, Name: "Mudassar Khan", Country: "India" },
{ CustomerId: 3, Name: "Suzanne Mathews", Country: "France" },
{ CustomerId: 4, Name: "Robert Schidner", Country: "Russia"}];
});
</script>
</head>
<body>
<div ng-app="MyApp" ng-controller="MyController">
Default Page content.
<hr />
<div ng-include="'Test/HTMLPage.htm'">
</div>
</div>
</body>
</html>
Screenshot