Manufacturer Link on Product Page
<a href="manufacturers-{$product->manufacturer_name|replace:'&':''|replace:' ':'-'|lower}-{$product->id_manufacturer}" style="color:blue; text-decoration:underline" ></a>
Manufacturer Link on Manufacturer List
href="{$link->getmanufacturerLink($manufacturer.id_manufacturer, $manufacturer.link_rewrite)|escape:'html':'UTF-8'}"