Related Products

In the related products section on my WooCommerce pages, the sale stickers are showing up as “%” instead of sale and the sold products are not displaying a sticker at all. They display correct on the product pages and category pages — just not in the related products area. You can see the problem here (scroll down to Related Products area): https://nsmachine.com/product/14-x-10-htc-hydraulic-power-squaring-shear-2/