{"id":7970,"date":"2025-10-14T08:00:24","date_gmt":"2025-10-14T01:00:24","guid":{"rendered":"https:\/\/panindochina.com.vn\/?p=7970"},"modified":"2025-10-31T13:17:04","modified_gmt":"2025-10-31T06:17:04","slug":"nguyen-ly-hoat-dong-cua-chup-tai-chong-on-va-tieu-chuan-danh-gia-nrr","status":"publish","type":"post","link":"https:\/\/panindochina.com.vn\/en\/nguyen-ly-hoat-dong-cua-chup-tai-chong-on-va-tieu-chuan-danh-gia-nrr\/","title":{"rendered":"Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng C\u1ee7a Ch\u1ee5p Tai Ch\u1ed1ng \u1ed2n V\u00e0 Ti\u00eau Chu\u1ea9n \u0110\u00e1nh Gi\u00e1 NRR"},"content":{"rendered":"

Trong c\u00e1c m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c c\u00f4ng nghi\u1ec7p \u2013 n\u01a1i ti\u1ebfng \u1ed3n l\u1edbn v\u00e0 k\u00e9o d\u00e0i<\/strong> nh\u01b0 nh\u00e0 m\u00e1y, x\u01b0\u1edfng c\u01a1 kh\u00ed, s\u00e2n bay, c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng \u2013 \u0111\u00f4i tai c\u1ee7a ng\u01b0\u1eddi lao \u0111\u1ed9ng ph\u1ea3i ch\u1ecbu \u00e1p l\u1ef1c li\u00ean t\u1ee5c. Vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi ti\u1ebfng \u1ed3n tr\u00ean 85 dB<\/strong> trong th\u1eddi gian d\u00e0i c\u00f3 th\u1ec3 g\u00e2y suy gi\u1ea3m th\u00ednh l\u1ef1c v\u0129nh vi\u1ec5n<\/strong>.<\/p>\n

Gi\u1ea3i ph\u00e1p hi\u1ec7u qu\u1ea3 v\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t hi\u1ec7n nay ch\u00ednh l\u00e0 ch\u1ee5p tai ch\u1ed1ng \u1ed3n (Earmuff)<\/strong> \u2013 thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 c\u00e1 nh\u00e2n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1ea3m c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh truy\u1ec1n t\u1edbi tai<\/strong>, b\u1ea3o v\u1ec7 th\u00ednh gi\u00e1c an to\u00e0n.<\/p>\n

B\u00e0i vi\u1ebft n\u00e0y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u1ee5p tai ch\u1ed1ng \u1ed3n<\/strong> v\u00e0 ti\u00eau chu\u1ea9n NRR \u2013 ch\u1ec9 s\u1ed1 quan tr\u1ecdng \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng gi\u1ea3m \u1ed3n<\/strong> c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n

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1. Ch\u1ee5p tai ch\u1ed1ng \u1ed3n l\u00e0 g\u00ec?<\/strong><\/h2>\n

Ch\u1ee5p tai ch\u1ed1ng \u1ed3n (Earmuff)<\/strong> l\u00e0 thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 th\u00ednh gi\u00e1c g\u1ed3m hai b\u00ean \u1ed1p tai \u0111\u01b0\u1ee3c g\u1eafn li\u1ec1n b\u1edfi v\u00f2ng \u0111ai ch\u1ee5p qua \u0111\u1ea7u<\/strong> ho\u1eb7c sau g\u00e1y<\/strong>.
Nhi\u1ec7m v\u1ee5 c\u1ee7a ch\u00fang l\u00e0 gi\u1ea3m c\u01b0\u1eddng \u0111\u1ed9 ti\u1ebfng \u1ed3n<\/strong> truy\u1ec1n t\u1edbi tai, gi\u00fap ng\u01b0\u1eddi lao \u0111\u1ed9ng nghe \u00edt \u1ed3n h\u01a1n m\u00e0 v\u1eabn c\u1ea3m nh\u1eadn \u0111\u01b0\u1ee3c \u00e2m thanh c\u1ea3nh b\u00e1o c\u1ea7n thi\u1ebft<\/strong>.<\/p>\n

Ch\u1ee5p tai th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u00f4i tr\u01b0\u1eddng:<\/p>\n

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    Nh\u00e0 m\u00e1y c\u01a1 kh\u00ed, luy\u1ec7n kim, \u0111\u00f3ng t\u00e0u<\/p>\n<\/li>\n

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    X\u01b0\u1edfng g\u1ed7, c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng<\/p>\n<\/li>\n

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    S\u00e2n bay, khu khai th\u00e1c m\u1ecf<\/p>\n<\/li>\n

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    Ph\u00f2ng ki\u1ec3m th\u1eed \u00e2m thanh, khu v\u1ef1c b\u1eafn s\u00fang<\/p>\n<\/li>\n<\/ul>\n

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    2. C\u1ea5u t\u1ea1o c\u01a1 b\u1ea3n c\u1ee7a ch\u1ee5p tai ch\u1ed1ng \u1ed3n<\/strong><\/h2>\n

    M\u1ed9t b\u1ed9 ch\u1ee5p tai \u0111\u1ea1t chu\u1ea9n th\u01b0\u1eddng bao g\u1ed3m:<\/p>\n

    \ud83d\udd39 2.1. V\u1ecf ch\u1ee5p (Ear Cup)<\/strong><\/h3>\n
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      L\u00e0 l\u1edbp ngo\u00e0i c\u00f9ng, th\u01b0\u1eddng l\u00e0m t\u1eeb nh\u1ef1a ABS ho\u1eb7c polycarbonate<\/strong>, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 c\u00e1ch \u00e2m c\u01a1 h\u1ecdc<\/strong>.<\/p>\n<\/li>\n

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      \u0110\u01b0\u1ee3c thi\u1ebft k\u1ebf \u00f4m k\u00edn quanh tai, h\u1ea1n ch\u1ebf t\u1ed1i \u0111a kh\u00f4ng kh\u00ed v\u00e0 s\u00f3ng \u00e2m l\u1ecdt v\u00e0o.<\/p>\n<\/li>\n<\/ul>\n

      \ud83d\udd39 2.2. L\u1edbp \u0111\u1ec7m tai (Cushion)<\/strong><\/h3>\n
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        L\u00e0 v\u00f2ng \u0111\u1ec7m m\u1ec1m<\/strong> l\u00e0m t\u1eeb cao su ho\u1eb7c m\u00fat b\u1ecdc da\/simili, c\u00f3 ch\u1ee9c n\u0103ng t\u1ea1o \u0111\u1ed9 k\u00edn kh\u00edt v\u00e0 tho\u1ea3i m\u00e1i khi \u0111eo l\u00e2u<\/strong>.<\/p>\n<\/li>\n

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        Ngo\u00e0i ra, \u0111\u1ec7m c\u00f2n gi\u00fap gi\u1ea3m rung v\u00e0 h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng \u00e2m thanh<\/strong>.<\/p>\n<\/li>\n<\/ul>\n

        \ud83d\udd39 2.3. L\u1edbp v\u1eadt li\u1ec7u c\u00e1ch \u00e2m b\u00ean trong (Sound Absorbing Foam)<\/strong><\/h3>\n
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          N\u1eb1m gi\u1eefa l\u1edbp v\u1ecf v\u00e0 \u0111\u1ec7m tai, l\u00e0m t\u1eeb b\u1ecdt x\u1ed1p ho\u1eb7c s\u1ee3i t\u1ed5ng h\u1ee3p \u0111\u1eb7c bi\u1ec7t<\/strong>, c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 v\u00e0 ph\u00e2n t\u00e1n s\u00f3ng \u00e2m thanh<\/strong>.<\/p>\n<\/li>\n

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          \u0110\u00e2y ch\u00ednh l\u00e0 \u201ctr\u00e1i tim\u201d c\u1ee7a ch\u1ee5p tai, quy\u1ebft \u0111\u1ecbnh ph\u1ea7n l\u1edbn hi\u1ec7u qu\u1ea3 gi\u1ea3m \u1ed3n<\/strong>.<\/p>\n<\/li>\n<\/ul>\n

          \ud83d\udd39 2.4. V\u00f2ng \u0111ai ch\u1ee5p \u0111\u1ea7u (Headband)<\/strong><\/h3>\n
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            L\u00e0 khung kim lo\u1ea1i ho\u1eb7c nh\u1ef1a \u0111\u00e0n h\u1ed3i gi\u00fap c\u1ed1 \u0111\u1ecbnh hai b\u00ean \u1ed1p tai.<\/p>\n<\/li>\n

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            M\u1ed9t s\u1ed1 lo\u1ea1i cao c\u1ea5p c\u00f3 \u0111\u1ec7m \u0111\u1ea7u m\u1ec1m v\u00e0 kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 si\u1ebft<\/strong>, gi\u00fap \u0111eo tho\u1ea3i m\u00e1i nhi\u1ec1u gi\u1edd li\u1ec1n.<\/p>\n<\/li>\n<\/ul>\n

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            3. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a ch\u1ee5p tai ch\u1ed1ng \u1ed3n<\/strong><\/h2>\n

            Ch\u1ee5p tai ho\u1ea1t \u0111\u1ed9ng d\u1ef1a tr\u00ean hai nguy\u00ean l\u00fd v\u1eadt l\u00fd c\u01a1 b\u1ea3n<\/strong>: c\u00e1ch \u00e2m c\u01a1 h\u1ecdc<\/strong> v\u00e0 h\u1ea5p th\u1ee5 \u00e2m thanh<\/strong>.<\/p>\n

            \ud83d\udd39 3.1. C\u00e1ch \u00e2m c\u01a1 h\u1ecdc<\/strong><\/h3>\n

            Khi \u0111eo ch\u1ee5p tai, l\u1edbp v\u1ecf ngo\u00e0i v\u00e0 \u0111\u1ec7m tai t\u1ea1o th\u00e0nh m\u1ed9t bu\u1ed3ng k\u00edn bao quanh tai<\/strong>, ng\u0103n s\u00f3ng \u00e2m t\u1eeb m\u00f4i tr\u01b0\u1eddng l\u1ecdt v\u00e0o.
            \u0110i\u1ec1u n\u00e0y l\u00e0m gi\u1ea3m c\u01b0\u1eddng \u0111\u1ed9 \u00e2m thanh<\/strong> tr\u01b0\u1edbc khi \u0111\u1ebfn m\u00e0ng nh\u0129 \u2013 t\u01b0\u01a1ng t\u1ef1 nh\u01b0 \u0111\u00f3ng k\u00edn c\u1eeda ph\u00f2ng \u0111\u1ec3 gi\u1ea3m ti\u1ebfng \u1ed3n b\u00ean ngo\u00e0i.<\/p>\n

            \ud83d\udd39 3.2. H\u1ea5p th\u1ee5 \u00e2m thanh<\/strong><\/h3>\n

            Ph\u1ea7n b\u1ecdt x\u1ed1p b\u00ean trong \u1ed1p tai<\/strong> s\u1ebd h\u1ea5p th\u1ee5 v\u00e0 ph\u00e2n t\u00e1n n\u0103ng l\u01b0\u1ee3ng \u00e2m thanh<\/strong>.
            Thay v\u00ec ph\u1ea3n x\u1ea1 l\u1ea1i, n\u0103ng l\u01b0\u1ee3ng s\u00f3ng \u00e2m \u0111\u01b0\u1ee3c chuy\u1ec3n h\u00f3a th\u00e0nh nhi\u1ec7t n\u0103ng r\u1ea5t nh\u1ecf<\/strong>, gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 ti\u1ebfng \u1ed3n truy\u1ec1n t\u1edbi tai<\/strong>.<\/p>\n

            Nh\u1edd s\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa hai c\u01a1 ch\u1ebf n\u00e0y, ch\u1ee5p tai ch\u1ed1ng \u1ed3n c\u00f3 th\u1ec3 gi\u1ea3m t\u1edbi 25\u201337 dB<\/strong>, t\u00f9y theo ch\u1ea5t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u v\u00e0 thi\u1ebft k\u1ebf.<\/p>\n

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            4. Ti\u00eau chu\u1ea9n \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng gi\u1ea3m \u1ed3n \u2013 NRR l\u00e0 g\u00ec?<\/strong><\/h2>\n

            \ud83d\udd39 4.1. Kh\u00e1i ni\u1ec7m NRR<\/strong><\/h3>\n

            NRR (Noise Reduction Rating)<\/strong> l\u00e0 ch\u1ec9 s\u1ed1 \u0111\u00e1nh gi\u00e1 m\u1ee9c gi\u1ea3m ti\u1ebfng \u1ed3n<\/strong> c\u1ee7a thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 th\u00ednh gi\u00e1c, \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh theo ti\u00eau chu\u1ea9n ANSI S3.19 (M\u1ef9)<\/strong>.<\/p>\n

            Ch\u1ec9 s\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng \u0111\u01a1n v\u1ecb decibel (dB)<\/strong> \u2013 bi\u1ec3u th\u1ecb m\u1ee9c \u0111\u1ed9 ti\u1ebfng \u1ed3n m\u00e0 thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u01b0\u1ee3c khi s\u1eed d\u1ee5ng \u0111\u00fang c\u00e1ch.<\/p>\n

            \ud83d\udd39 4.2. C\u00e1ch hi\u1ec3u ch\u1ec9 s\u1ed1 NRR<\/strong><\/h3>\n
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              NRR c\u00e0ng cao \u2192 kh\u1ea3 n\u0103ng gi\u1ea3m ti\u1ebfng \u1ed3n c\u00e0ng t\u1ed1t.<\/strong><\/p>\n<\/li>\n

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              V\u00ed d\u1ee5:<\/p>\n

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                NRR = 25 dB \u2192 gi\u1ea3m \u1ed3n trung b\u00ecnh 25 decibel.<\/p>\n<\/li>\n

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                NRR = 33 dB \u2192 gi\u1ea3m \u1ed3n m\u1ea1nh, ph\u00f9 h\u1ee3p m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p n\u1eb7ng.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                Tuy nhi\u00ean, tr\u00ean th\u1ef1c t\u1ebf, hi\u1ec7u qu\u1ea3 gi\u1ea3m \u1ed3n th\u1ef1c t\u1ebf (dB th\u1ef1c)<\/strong> th\u01b0\u1eddng th\u1ea5p h\u01a1n do ng\u01b0\u1eddi d\u00f9ng \u0111eo sai c\u00e1ch ho\u1eb7c kh\u00f4ng k\u00edn ho\u00e0n to\u00e0n<\/strong>.
                Do \u0111\u00f3, OSHA (C\u01a1 quan An to\u00e0n Lao \u0111\u1ed9ng M\u1ef9) khuy\u1ebfn ngh\u1ecb c\u00f4ng th\u1ee9c t\u00ednh gi\u1ea3m \u1ed3n th\u1ef1c t\u1ebf:<\/p>\n

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                Gi\u1ea3m \u1ed3n th\u1ef1c t\u1ebf (dB) = (NRR \u2013 7) \/ 2<\/strong><\/p>\n<\/blockquote>\n

                V\u00ed d\u1ee5: NRR = 30 dB \u2192 Gi\u1ea3m \u1ed3n th\u1ef1c t\u1ebf kho\u1ea3ng 11,5 dB<\/strong>.<\/p>\n

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                5. C\u00e1c ti\u00eau chu\u1ea9n kh\u00e1c li\u00ean quan \u0111\u1ebfn ch\u1ee5p tai ch\u1ed1ng \u1ed3n<\/strong><\/h2>\n

                Ngo\u00e0i NRR (theo ti\u00eau chu\u1ea9n M\u1ef9), c\u00f2n c\u00f3 c\u00e1c ch\u1ec9 s\u1ed1 kh\u00e1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng qu\u1ed1c t\u1ebf:<\/p>\n

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                  SNR (Single Number Rating)<\/strong> \u2013 ti\u00eau chu\u1ea9n ch\u00e2u \u00c2u (EN 352)<\/p>\n<\/li>\n

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                  HML Rating<\/strong> \u2013 \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng gi\u1ea3m \u1ed3n \u1edf 3 d\u1ea3i t\u1ea7n: Cao (H), Trung (M), Th\u1ea5p (L)<\/p>\n<\/li>\n<\/ul>\n

                  C\u00e1c s\u1ea3n ph\u1ea9m \u0111\u1ea1t chu\u1ea9n th\u01b0\u1eddng \u0111\u01b0\u1ee3c ki\u1ec3m \u0111\u1ecbnh v\u00e0 ch\u1ee9ng nh\u1eadn b\u1edfi:<\/p>\n

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                    ANSI (M\u1ef9)<\/strong><\/p>\n<\/li>\n

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                    CE\/EN 352 (Ch\u00e2u \u00c2u)<\/strong><\/p>\n<\/li>\n

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                    AS\/NZS 1270 (\u00dac\/New Zealand)<\/strong><\/p>\n<\/li>\n

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                    TCVN 8207 (Vi\u1ec7t Nam)<\/strong><\/p>\n<\/li>\n<\/ul>\n

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                    6. L\u01b0u \u00fd khi l\u1ef1a ch\u1ecdn v\u00e0 s\u1eed d\u1ee5ng ch\u1ee5p tai ch\u1ed1ng \u1ed3n<\/strong><\/h2>\n

                    \u0110\u1ec3 \u0111\u1ea1t hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7 t\u1ed1i \u0111a:<\/p>\n

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                      Ch\u1ecdn ch\u1ee5p tai c\u00f3 NRR ph\u00f9 h\u1ee3p:<\/strong><\/p>\n

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                        20\u201325 dB: v\u0103n ph\u00f2ng, khu v\u1ef1c \u1ed3n v\u1eeba.<\/p>\n<\/li>\n

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                        26\u201333 dB: nh\u00e0 m\u00e1y, c\u01a1 kh\u00ed, c\u00f4ng tr\u01b0\u1eddng.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n

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                        \u0110eo \u0111\u00fang c\u00e1ch:<\/strong> \u1ed1p k\u00edn to\u00e0n b\u1ed9 tai, \u0111i\u1ec1u ch\u1ec9nh v\u00f2ng \u0111ai v\u1eeba v\u1eb7n.<\/p>\n<\/li>\n

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                        Kh\u00f4ng d\u00f9ng chung:<\/strong> m\u1ed7i ng\u01b0\u1eddi c\u00f3 k\u00edch c\u1ee1 \u0111\u1ea7u kh\u00e1c nhau, d\u1ec5 l\u00e0m l\u1ecfng \u0111\u1ec7m v\u00e0 gi\u1ea3m hi\u1ec7u qu\u1ea3.<\/p>\n<\/li>\n

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                        Thay m\u1edbi \u0111\u1ec7m tai \u0111\u1ecbnh k\u1ef3 6\u201312 th\u00e1ng<\/strong> ho\u1eb7c khi \u0111\u1ec7m b\u1ecb chai c\u1ee9ng, bi\u1ebfn d\u1ea1ng.<\/p>\n<\/li>\n<\/ul>\n

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                        \u2705 K\u1ebft lu\u1eadn<\/strong><\/h2>\n

                        Ch\u1ee5p tai ch\u1ed1ng \u1ed3n<\/strong> l\u00e0 thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 th\u00ednh gi\u00e1c hi\u1ec7u qu\u1ea3, d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 b\u1ec1n b\u1ec9<\/strong> \u2013 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong m\u00f4i tr\u01b0\u1eddng ti\u1ebfng \u1ed3n cao.
                        Vi\u1ec7c hi\u1ec3u r\u00f5 nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng v\u00e0 ch\u1ec9 s\u1ed1 NRR<\/strong> gi\u00fap doanh nghi\u1ec7p v\u00e0 ng\u01b0\u1eddi lao \u0111\u1ed9ng l\u1ef1a ch\u1ecdn \u0111\u00fang s\u1ea3n ph\u1ea9m \u0111\u1ea1t chu\u1ea9n, \u0111\u1ea3m b\u1ea3o an to\u00e0n th\u00ednh gi\u00e1c l\u00e2u d\u00e0i<\/strong>.<\/p>\n

                        \n

                        Panindochina<\/strong> \u2013 Nh\u00e0 cung c\u1ea5p thi\u1ebft b\u1ecb b\u1ea3o h\u1ed9 th\u00ednh gi\u00e1c<\/strong> h\u00e0ng \u0111\u1ea7u Vi\u1ec7t Nam, ph\u00e2n ph\u1ed1i ch\u1ee5p tai ch\u1ed1ng \u1ed3n \u0111\u1ea1t chu\u1ea9n ANSI, EN, CE<\/strong> t\u1eeb c\u00e1c th\u01b0\u01a1ng hi\u1ec7u uy t\u00edn qu\u1ed1c t\u1ebf.
                        Cam k\u1ebft ch\u00ednh h\u00e3ng \u2013 hi\u1ec7u qu\u1ea3 \u2013 an to\u00e0n tuy\u1ec7t \u0111\u1ed1i cho ng\u01b0\u1eddi lao \u0111\u1ed9ng.<\/strong><\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"

                        Trong c\u00e1c m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c c\u00f4ng nghi\u1ec7p \u2013 n\u01a1i ti\u1ebfng \u1ed3n l\u1edbn v\u00e0 k\u00e9o d\u00e0i nh\u01b0 nh\u00e0 m\u00e1y, x\u01b0\u1edfng c\u01a1 kh\u00ed, s\u00e2n bay, c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng \u2013 \u0111\u00f4i tai c\u1ee7a ng\u01b0\u1eddi lao \u0111\u1ed9ng ph\u1ea3i ch\u1ecbu \u00e1p l\u1ef1c li\u00ean t\u1ee5c. Vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi ti\u1ebfng \u1ed3n tr\u00ean 85 dB trong th\u1eddi gian d\u00e0i c\u00f3 […]<\/p>\n","protected":false},"author":3,"featured_media":8013,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"categories":[188],"tags":[],"class_list":["post-7970","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-company-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/posts\/7970","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/comments?post=7970"}],"version-history":[{"count":1,"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/posts\/7970\/revisions"}],"predecessor-version":[{"id":8017,"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/posts\/7970\/revisions\/8017"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/media\/8013"}],"wp:attachment":[{"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/media?parent=7970"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/categories?post=7970"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/panindochina.com.vn\/en\/wp-json\/wp\/v2\/tags?post=7970"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}