Remove manufacturer field from specification tab

<?php
}

if($this->config->get('manufacturer_display', 0) && !empty($this->element->product_manufacturer_id)){
	$categoryClass = hikashop_get('class.category');
	$manufacturer = $categoryClass->get($this->element->product_manufacturer_id);
	if($manufacturer->category_published){
		$menuClass = hikashop_get('class.menus');
		$Itemid = $menuClass->loadAMenuItemId('manufacturer','listing','190');
		if(empty($Itemid)){
			$Itemid = $menuClass->loadAMenuItemId('','');
		}
		$categoryClass->addAlias($manufacturer);
		echo JText::_('MANUFACTURER').': '.'<a href="'.hikashop_contentLink('category&task=listing&cid='.$manufacturer->category_id.'&name='.$manufacturer->alias.'&Itemid='.$Itemid,$manufacturer).'">'.$manufacturer->category_name.'</a>';
		echo "<span style='display:none;' itemprop='brand'>". $manufacturer->category_name ."</span>";
	}

}