Removing html tags in Laravel blade

<?php
            $str = '<p><span style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">Established in year</span><strong style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">&nbsp;2007,&nbsp;</strong><strong style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">Galaxy Computer&nbsp;</strong><span style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">is&nbsp;</span><strong style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">Wholesale Trader and Service Provider</strong><span style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">&nbsp;of&nbsp;</span><strong style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">Desktop Computer, Branded Laptop, Computer SMPS, Intel CPU Processor etc.</strong><span style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">&nbsp;We are well-supported by our team of highly skilled vendors who possess rich industry experience in their respective domains of business operations. We have a team of highly experienced professionals, and their strong support makes us able to provide the utmost level of satisfaction to our clients.</span><br style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;" /><br style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;" /><span style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">Working under the mentorship of&nbsp;</span><strong style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">Mr.&nbsp;</strong><strong style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">Shafi Alam</strong><span style="color: #444444; font-family: arial; font-size: 16px; letter-spacing: 0.6px; background-color: #ffffff;">, we have acquired a reputed stature in the industry.&nbsp;</span></p>';
?>


{!! $str !!}