how to add meta description and keyword in woocommerce

hello i want to ask how to add <meta name=”description” content=”insert your custom product category description here.” />
<meta name=”keywords” content=”your keywords go here, separate with commas” /> in my woocommerce,

my woocommerce is not ecommerce but more like business website with pricing table and payment support that sell the internet services,

do you know how to add this thanks im have been long time not using wordpress especially and forgettin internet marketing about 3 years thanks and now im back