Ray tr\u01b0\u1ee3t \u00e2m 2 t\u1ea7ng gi\u1ea3m ch\u1ea5n<\/strong> c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i h\u01a1n h\u1eb3n so v\u1edbi c\u00e1c lo\u1ea1i ray tr\u01b0\u1ee3t truy\u1ec1n th\u1ed1ng n\u00ean ng\u00e0y nay \u0111\u01b0\u1ee3c r\u1ea5t nhi\u1ec1u ng\u01b0\u1eddi \u01b0a chu\u1ed9ng v\u00e0 tin d\u00f9ng.<\/p>\n