JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.1.1/angular-sanitize.min.js"></script>
<div ng-app="myApp" ng-controller="myCtrl">

    <div ng-bind-html="myHtml"></div>

</div>

JavaScript

var app = angular.module("myApp", ['ngSanitize']);
app.controller("myCtrl", function($scope) {
    $scope.myHtml = '<p>testo de retorno<strong> negrito</strong</p>';
});