To hide breadcrumbs, use next code in theme option – general – custom css
.woocommerce-breadcrumb{display:none !important}
To hide Categories
.rh-cat-inner{display:none !important}
To hide whole meta panel
.woo_top_meta, .single-product .post_meta, .product_meta{display:none !important}
If you want to disable only reviews, go to woocommerce – settings – products and disable rating option