{"id":1985,"date":"2025-11-28T07:55:23","date_gmt":"2025-11-28T07:55:23","guid":{"rendered":"https:\/\/vholdings.com.vn\/blog\/?p=1985"},"modified":"2026-04-17T03:37:56","modified_gmt":"2026-04-17T03:37:56","slug":"cua-cuon-thep-chong-chay-vholdings-ngan-khoi-lua-suot-120-phut","status":"publish","type":"post","link":"https:\/\/vholdings.com.vn\/blog\/tin-tuc\/cua-cuon-thep-chong-chay-vholdings-ngan-khoi-lua-suot-120-phut\/","title":{"rendered":"C\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings: Ng\u0103n kh\u00f3i l\u1eeda su\u1ed1t 120 ph\u00fat"},"content":{"rendered":"

An to\u00e0n ch\u00e1y n\u1ed5 l\u00e0 y\u1ebfu t\u1ed1 s\u1ed1ng c\u00f2n trong m\u1ecdi c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng hi\u1ec7n \u0111\u1ea1i. \u0110\u1eb7c bi\u1ec7t l\u00e0 t\u1ea1i c\u00e1c khu c\u00f4ng nghi\u1ec7p hay t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i l\u1edbn. Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p ng\u0103n ch\u00e1y hi\u1ec7u qu\u1ea3 kh\u00f4ng ch\u1ec9 b\u1ea3o v\u1ec7 t\u00e0i s\u1ea3n. Quan tr\u1ecdng h\u01a1n, n\u00f3 b\u1ea3o v\u1ec7 t\u00ednh m\u1ea1ng con ng\u01b0\u1eddi. V\u00e0 c\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y sinh ra \u0111\u1ec3 l\u00e0m \u0111i\u1ec1u \u0111\u00f3.<\/span><\/p>\n

Trong b\u1ed1i c\u1ea3nh \u0111\u00f3, c\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y c\u00e1ch nhi\u1ec7t Vholdings n\u1ed5i l\u00ean nh\u01b0 m\u1ed9t l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u. S\u1ea3n ph\u1ea9m n\u00e0y k\u1ebft h\u1ee3p ho\u00e0n h\u1ea3o gi\u1eefa t\u00ednh n\u0103ng b\u1ea3o m\u1eadt an ninh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u00e1y v\u01b0\u1ee3t tr\u1ed9i. N\u00f3 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n kh\u1eaft khe nh\u1ea5t c\u1ee7a Vi\u1ec7t Nam v\u00e0 Qu\u1ed1c t\u1ebf.<\/span><\/p>\n

\"C\u1eeda<\/p>\n

T\u00ecm hi\u1ec3u c\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings\u00a0<\/b><\/h2>\n

C\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings l\u00e0 h\u1ec7 th\u1ed1ng c\u1eeda cu\u1ed1n chuy\u00ean d\u1ee5ng v\u1edbi kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh k\u00e9p linh ho\u1ea1t. Trong \u0111i\u1ec1u ki\u1ec7n b\u00ecnh th\u01b0\u1eddng, h\u1ec7 th\u1ed1ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t c\u1eeda cu\u1ed1n an ninh ki\u00ean c\u1ed1. N\u00f3 gi\u00fap b\u1ea3o v\u1ec7 c\u00f4ng tr\u00ecnh kh\u1ecfi s\u1ef1 x\u00e2m nh\u1eadp tr\u00e1i ph\u00e9p.<\/span><\/p>\n

Tuy nhi\u00ean, khi c\u00f3 h\u1ecfa ho\u1ea1n x\u1ea3y ra, vai tr\u00f2 c\u1ee7a n\u00f3 thay \u0111\u1ed5i ho\u00e0n to\u00e0n. Thi\u1ebft b\u1ecb s\u1ebd t\u1ef1 \u0111\u1ed9ng k\u00edch ho\u1ea1t ch\u1ebf \u0111\u1ed9 kh\u1ea9n c\u1ea5p. L\u00fac n\u00e0y, c\u1eeda tr\u1edf th\u00e0nh m\u1ed9t v\u00e1ch ng\u0103n l\u1eeda v\u1eefng ch\u1eafc. N\u00f3 ch\u1ee7 \u0111\u1ed9ng c\u00f4 l\u1eadp v\u00e0 ph\u00e2n chia khu v\u1ef1c ch\u00e1y. Nh\u1edd \u0111\u00f3, m\u1ee9c \u0111\u1ed9 an to\u00e0n \u0111\u01b0\u1ee3c n\u00e2ng cao v\u00e0 thi\u1ec7t h\u1ea1i \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u t\u1ed1i \u0111a.<\/span><\/p>\n

C\u1ea5u t\u1ea1o m\u1ed9t l\u1edbp nh\u01b0ng ng\u0103n ch\u00e1y c\u00e1ch nhi\u1ec7t 120 ph\u00fat<\/b><\/h2>\n

Kh\u00e1c v\u1edbi c\u00e1c lo\u1ea1i c\u1eeda cu\u1ed1n truy\u1ec1n th\u1ed1ng c\u1ed3ng k\u1ec1nh, s\u1ea3n ph\u1ea9m n\u00e0y s\u1edf h\u1eefu thi\u1ebft k\u1ebf th\u00f4ng minh. C\u1eeda \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb c\u00e1c nan th\u00e9p li\u00ean k\u1ebft li\u1ec1n m\u1ea1ch. Thi\u1ebft k\u1ebf n\u00e0y t\u1ea1o th\u00e0nh m\u1ed9t r\u00e8m c\u1eeda li\u00ean t\u1ee5c v\u00e0 ch\u1eafc ch\u1eafn.<\/span><\/p>\n

Thi\u1ebft k\u1ebf nan c\u1eeda \u0111\u1eb7c bi\u1ec7t<\/b><\/p>\n

M\u1ed7i nan th\u00e9p c\u00f3 c\u1ea5u tr\u00fac r\u1ed7ng b\u00ean trong. Kho\u1ea3ng r\u1ed7ng n\u00e0y \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y b\u1eb1ng v\u1eadt li\u1ec7u c\u00e1ch nhi\u1ec7t ch\u1ed1ng ch\u00e1y chuy\u00ean d\u1ee5ng. \u0110\u1ed9 d\u00e0y c\u1ee7a nan c\u1eeda l\u00ean t\u1edbi 60mm. Nh\u1edd c\u1ea5u t\u1ea1o n\u00e0y, c\u1eeda v\u1eabn \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng c\u00e1ch nhi\u1ec7t d\u00f9 ch\u1ec9 c\u00f3 m\u1ed9t l\u1edbp duy nh\u1ea5t.<\/span><\/p>\n

Thi\u1ebft k\u1ebf g\u1ecdn g\u00e0ng v\u00e0 th\u1ea9m m\u1ef9<\/b><\/p>\n

S\u1ea3n ph\u1ea9m n\u1ed5i b\u1eadt v\u1edbi thi\u1ebft k\u1ebf r\u00e8m th\u00e9p m\u1ed9t l\u1edbp. N\u00f3 kh\u00f4ng c\u00f3 khe h\u1edf kh\u00f4ng kh\u00ed v\u00e0 kh\u00f4ng c\u1ea7n s\u1eed d\u1ee5ng hai l\u1edbp r\u00e8m ph\u1ee9c t\u1ea1p. \u0110i\u1ec1u n\u00e0y gi\u00fap h\u1ec7 th\u1ed1ng tr\u1edf n\u00ean g\u1ecdn g\u00e0ng nh\u1ea5t tr\u00ean th\u1ecb tr\u01b0\u1eddng. N\u00f3 gi\u00fap ti\u1ebft ki\u1ec7m kh\u00f4ng gian l\u1eafp \u0111\u1eb7t \u0111\u00e1ng k\u1ec3 cho ch\u1ee7 \u0111\u1ea7u t\u01b0.<\/span><\/p>\n

Ti\u00eau chu\u1ea9n EI 120 ph\u00fat: cam k\u1ebft v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng<\/b><\/h2>\n

C\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings \u0111\u00e3 tr\u1ea3i qua c\u00e1c quy tr\u00ecnh ki\u1ec3m \u0111\u1ecbnh nghi\u00eam ng\u1eb7t. S\u1ea3n ph\u1ea9m t\u1ef1 h\u00e0o \u0111\u1ea1t x\u1ebfp h\u1ea1ng EI 120 ph\u00fat.<\/span><\/p>\n

Ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf v\u00e0 trong n\u01b0\u1edbc<\/b><\/p>\n

Kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u00e1y v\u00e0 c\u00e1ch nhi\u1ec7t c\u1ee7a c\u1eeda \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m theo ti\u00eau chu\u1ea9n Ch\u00e2u \u00c2u BS EN 1634-1:2014 + A1:2018. \u0110\u1ed3ng th\u1eddi, n\u00f3 c\u0169ng tu\u00e2n th\u1ee7 quy chu\u1ea9n qu\u1ed1c gia Vi\u1ec7t Nam TCVN 9383:2012. \u0110i\u1ec1u n\u00e0y th\u1ec3 hi\u1ec7n cam k\u1ebft m\u1ea1nh m\u1ebd c\u1ee7a Vholdings \u0111\u1ed1i v\u1edbi ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 s\u1ef1 an to\u00e0n.<\/span><\/p>\n

\u00dd ngh\u0129a c\u1ee7a ch\u1ec9 s\u1ed1 EI 120<\/b><\/p>\n

Ch\u1ec9 s\u1ed1 n\u00e0y kh\u1eb3ng \u0111\u1ecbnh hai y\u1ebfu t\u1ed1 quan tr\u1ecdng. Th\u1ee9 nh\u1ea5t l\u00e0 t\u00ednh to\u00e0n v\u1eb9n (Integrity) trong 120 ph\u00fat. C\u1eeda s\u1ebd kh\u00f4ng b\u1ecb ph\u00e1 h\u1ee7y hay n\u1ee9t v\u1ee1 d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a l\u1eeda. Th\u1ee9 hai l\u00e0 t\u00ednh c\u00e1ch nhi\u1ec7t (Insulation) trong 120 ph\u00fat. C\u1eeda ng\u0103n ch\u1eb7n s\u1ee9c n\u00f3ng truy\u1ec1n qua, b\u1ea3o v\u1ec7 ng\u01b0\u1eddi v\u00e0 v\u1eadt li\u1ec7u \u1edf ph\u00eda b\u00ean kia.<\/span><\/p>\n

C\u01a1 ch\u1ebf v\u1eadn h\u00e0nh th\u00f4ng minh khi c\u00f3 h\u1ecfa ho\u1ea1n<\/b><\/h2>\n

H\u1ec7 th\u1ed1ng c\u1eeda cu\u1ed1n \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c c\u00f4ng ngh\u1ec7 k\u00edch ho\u1ea1t ch\u00e1y ti\u00ean ti\u1ebfn. Ch\u00fang \u0111\u1ea3m b\u1ea3o c\u1eeda ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c ngay c\u1ea3 trong t\u00ecnh hu\u1ed1ng x\u1ea5u nh\u1ea5t.<\/span><\/p>\n

K\u00edch ho\u1ea1t qua h\u1ec7 th\u1ed1ng b\u00e1o ch\u00e1y<\/b><\/p>\n

C\u1eeda cu\u1ed1n \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i tr\u1ef1c ti\u1ebfp v\u1edbi h\u1ec7 th\u1ed1ng b\u00e1o ch\u00e1y c\u1ee7a t\u00f2a nh\u00e0 (ERS-400). Khi nh\u1eadn \u0111\u01b0\u1ee3c t\u00edn hi\u1ec7u b\u00e1o ch\u00e1y, c\u1eeda s\u1ebd t\u1ef1 \u0111\u1ed9ng \u0111\u00f3ng l\u1ea1i ngay l\u1eadp t\u1ee9c. Quy tr\u00ecnh n\u00e0y di\u1ec5n ra ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n s\u1ef1 can thi\u1ec7p c\u1ee7a con ng\u01b0\u1eddi.<\/span><\/p>\n

K\u00edch ho\u1ea1t qua c\u1ea7u ch\u00ec nhi\u1ec7t<\/b><\/p>\n

\u0110\u00e2y l\u00e0 c\u01a1 ch\u1ebf an to\u00e0n d\u1ef1 ph\u00f2ng quan tr\u1ecdng. H\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p m\u1ed9t c\u1ea7u ch\u00ec nhi\u1ec7t (fusible link). C\u1ea7u ch\u00ec n\u00e0y s\u1ebd n\u00f3ng ch\u1ea3y khi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng \u0111\u1ea1t m\u1ee9c 69 \u0111\u1ed9 C. Khi c\u1ea7u ch\u00ec tan ch\u1ea3y, phanh h\u00e3m s\u1ebd \u0111\u01b0\u1ee3c nh\u1ea3 ra. C\u1eeda cu\u1ed1n sau \u0111\u00f3 s\u1ebd t\u1ef1 \u0111\u1ed9ng tr\u01b0\u1ee3t xu\u1ed1ng nh\u1edd tr\u1ecdng l\u1ef1c. C\u01a1 ch\u1ebf an to\u00e0n t\u1ef1 \u0111\u1ed9ng n\u00e0y \u0111\u1ea3m b\u1ea3o c\u1eeda lu\u00f4n \u0111\u00f3ng l\u1ea1i \u0111\u01b0\u1ee3c ngay c\u1ea3 khi m\u1ea5t \u0111i\u1ec7n.<\/span><\/p>\n

C\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings \u0111\u00e1p \u1ee9ng k\u00edch th\u01b0\u1edbc l\u1edbn v\u00e0 \u1ee9ng d\u1ee5ng \u0111a d\u1ea1ng<\/b><\/h2>\n

C\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings c\u00f3 kh\u1ea3 n\u0103ng \u0111\u00e1p \u1ee9ng c\u00e1c \u00f4 ch\u1edd k\u00edch th\u01b0\u1edbc l\u1edbn. M\u1ed9t nh\u1ecbp \u0111\u01a1n c\u1ee7a c\u1eeda c\u00f3 th\u1ec3 r\u1ed9ng t\u1edbi 13 m\u00e9t v\u00e0 cao 5 m\u00e9t. K\u00edch th\u01b0\u1edbc n\u00e0y ph\u00f9 h\u1ee3p v\u1edbi h\u1ea7u h\u1ebft c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe tr\u00ean th\u1ecb tr\u01b0\u1eddng.<\/span><\/p>\n

\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf<\/b><\/p>\n

Nh\u1edd t\u00ednh n\u0103ng b\u1ec1n b\u1ec9, s\u1ea3n ph\u1ea9m th\u00edch h\u1ee3p s\u1eed d\u1ee5ng cho c\u1ea3 trong nh\u00e0 v\u00e0 ngo\u00e0i tr\u1eddi. N\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t t\u1ea1i c\u00e1c c\u00f4ng tr\u00ecnh tr\u1ecdng \u0111i\u1ec3m nh\u01b0:<\/span><\/p>\n

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  • C\u00e1c t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i v\u00e0 trung t\u00e2m mua s\u1eafm.<\/span><\/li>\n
  • Nh\u00e0 m\u00e1y c\u00f4ng nghi\u1ec7p v\u00e0 c\u00e1c trung t\u00e2m logistics.<\/span><\/li>\n
  • C\u1ea3ng bi\u1ec3n, b\u1ebfn b\u00e3i ch\u1ea5t h\u00e0ng v\u00e0 tr\u1ea1m bi\u1ebfn \u00e1p.<\/span><\/li>\n
  • Kho xe bu\u00fdt, t\u00e0u h\u1ecfa v\u00e0 c\u00e1c h\u1ec7 th\u1ed1ng \u0111\u1ed7 xe c\u01a1 kh\u00ed.<\/span><\/li>\n<\/ul>\n

    T\u00f9y ch\u1ecdn v\u1eadt li\u1ec7u v\u00e0 \u0111\u1ed9ng c\u01a1 m\u1ea1nh m\u1ebd<\/b><\/h2>\n

    \u0110\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau, Vholdings cung c\u1ea5p c\u00e1c t\u00f9y ch\u1ecdn v\u1eadt li\u1ec7u \u0111a d\u1ea1ng.<\/span><\/p>\n

    V\u1eadt li\u1ec7u v\u00e0 l\u1edbp ph\u1ee7 cao c\u1ea5p<\/b><\/p>\n

    V\u1eadt li\u1ec7u ti\u00eau chu\u1ea9n cho nan cu\u1ed1n l\u00e0 th\u00e9p d\u00e0y 0.7mm c\u00f3 l\u1edbp c\u00e1ch nhi\u1ec7t. Ngo\u00e0i ra, kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 ch\u1ecdn v\u1eadt li\u1ec7u inox SUS 304 ho\u1eb7c SUS 316 \u0111\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n. V\u1ec1 l\u1edbp ph\u1ee7, ngo\u00e0i l\u1edbp m\u1ea1 Galvalume ti\u00eau chu\u1ea9n, b\u1ea1n c\u00f3 th\u1ec3 ch\u1ecdn s\u01a1n t\u0129nh \u0111i\u1ec7n ho\u1eb7c ph\u1ee7 PVDF. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u1eeda ch\u1ed1ng ch\u1ecbu t\u1ed1t h\u01a1n v\u1edbi th\u1eddi ti\u1ebft kh\u1eafc nghi\u1ec7t.<\/span><\/p>\n

    H\u1ec7 th\u1ed1ng \u0111\u1ed9ng c\u01a1 b\u1ec1n b\u1ec9<\/b><\/p>\n

    C\u1eeda s\u1eed d\u1ee5ng c\u00e1c d\u00f2ng \u0111\u1ed9ng c\u01a1 ch\u1ed1ng ch\u00e1y h\u1ea1ng n\u1eb7ng (Fire Shutter Motor). C\u00e1c model \u0111\u1ed9ng c\u01a1 \u0111a d\u1ea1ng t\u1eeb 250W \u0111\u1ebfn 3700W. Ch\u00fang \u0111\u1ea3m b\u1ea3o kh\u1ea3 n\u0103ng v\u1eadn h\u00e0nh tr\u01a1n tru cho c\u00e1c b\u1ed9 c\u1eeda c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbn. H\u01a1n n\u1eefa, h\u1ec7 th\u1ed1ng c\u00f2n t\u00edch h\u1ee3p x\u00edch k\u00e9o tay ho\u1eb7c tay quay \u0111\u1ec3 v\u1eadn h\u00e0nh th\u1ee7 c\u00f4ng khi c\u1ea7n thi\u1ebft.<\/span><\/p>\n

    \u0110\u1ea7u t\u01b0 v\u00e0o c\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings l\u00e0 quy\u1ebft \u0111\u1ecbnh s\u00e1ng su\u1ed1t. N\u00f3 l\u00e0 gi\u1ea3i ph\u00e1p “k\u00e9p” ho\u00e0n h\u1ea3o cho an ninh v\u00e0 an to\u00e0n ch\u00e1y n\u1ed5. S\u1ea3n ph\u1ea9m gi\u00fap b\u1ea3o v\u1ec7 t\u00ednh m\u1ea1ng, h\u00e0ng h\u00f3a v\u00e0 v\u1eadt li\u1ec7u m\u1ed9t c\u00e1ch t\u1ed1i \u01b0u.<\/span><\/p>\n

    V\u1edbi cam k\u1ebft “Best before biggest”, Vholdings lu\u00f4n mang \u0111\u1ebfn nh\u1eefng s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng nh\u1ea5t. Ch\u00fang t\u00f4i \u0111\u1ed3ng h\u00e0nh c\u00f9ng s\u1ef1 b\u1ec1n v\u1eefng c\u1ee7a c\u00f4ng tr\u00ecnh.<\/span><\/p>\n

    C\u00d4NG TY C\u1ed4 PH\u1ea6N QU\u1ed0C T\u1ebe VHOLDINGS VI\u1ec6T NAM<\/b><\/p>\n

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    An to\u00e0n ch\u00e1y n\u1ed5 l\u00e0 y\u1ebfu t\u1ed1 s\u1ed1ng c\u00f2n trong m\u1ecdi c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng hi\u1ec7n \u0111\u1ea1i. \u0110\u1eb7c bi\u1ec7t l\u00e0 t\u1ea1i c\u00e1c khu c\u00f4ng nghi\u1ec7p hay t\u00f2a nh\u00e0 th\u01b0\u01a1ng m\u1ea1i l\u1edbn. Vi\u1ec7c l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p ng\u0103n ch\u00e1y hi\u1ec7u qu\u1ea3 kh\u00f4ng ch\u1ec9 b\u1ea3o v\u1ec7 t\u00e0i s\u1ea3n. Quan tr\u1ecdng h\u01a1n, n\u00f3 b\u1ea3o v\u1ec7 t\u00ednh m\u1ea1ng con […]<\/p>\n","protected":false},"author":1,"featured_media":1986,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"yoast_head":"\nC\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings | Ng\u0103n l\u1eeda EI 120 & An ninh<\/title>\n<meta name=\"description\" content=\"C\u1eeda cu\u1ed1n th\u00e9p ch\u1ed1ng ch\u00e1y Vholdings \u0111\u1ea1t chu\u1ea9n EI 120. 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