<http://schema.org/headline>
"Ph\u00E1p l\u1EAFp \u0111\u1EB7t thi\u1EBFt b\u1ECB gi\u00E1m s\u00E1t h\u1EC7 th\u1ED1ng n\u01B0\u1EDBc s\u1EA1ch ph\u1EE5c v\u1EE5 COP 21 "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.vietnamplus.vn/phap-lap-dat-thiet-bi-giam-sat-he-thong-nuoc-sach-phuc-vu-cop-21/357057.vnp>