<https://ngoclamsaigon.com.vn/en/san-pham/concrete-spacer-h-50mm-nlsg-6h/>
<http://schema.org/name>
"Concrete spacer H 60mm - NLSG- H60 - Ngoc Lam Sai Gòn"
<https://ngoclamsaigon.com.vn/en/san-pham/concrete-spacer-h-50mm-nlsg-6h/>