{"id":11523,"date":"2026-03-17T14:32:36","date_gmt":"2026-03-17T06:32:36","guid":{"rendered":"https:\/\/www.goodworksemi.com\/?p=11523"},"modified":"2026-03-17T14:32:36","modified_gmt":"2026-03-17T06:32:36","slug":"say-goodbye-to-battery-anxiety-and-safety-hazards-discover-how-gk-discrete-components-are-redefining-the-core-power-of-electric-toothbrushes","status":"publish","type":"post","link":"https:\/\/www.goodworksemi.com\/vi\/say-goodbye-to-battery-anxiety-and-safety-hazards-discover-how-gk-discrete-components-are-redefining-the-core-power-of-electric-toothbrushes\/","title":{"rendered":"H\u00e3y t\u1ea1m bi\u1ec7t n\u1ed7i lo v\u1ec1 pin v\u00e0 c\u00e1c nguy c\u01a1 an to\u00e0n! Kh\u00e1m ph\u00e1 c\u00e1ch c\u00e1c linh ki\u1ec7n r\u1eddi GK \u0111ang \u0111\u1ecbnh ngh\u0129a l\u1ea1i \u201cngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng c\u1ed1t l\u00f5i\u201d c\u1ee7a b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n"},"content":{"rendered":"

\u0110i\u1ec3m c\u1ed1t l\u00f5i c\u1ee7a b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n n\u1eb1m \u1edf t\u1ea7n s\u1ed1 rung cao t\u1eeb 30.000\u201340.000 l\u1ea7n m\u1ed7i ph\u00fat, gi\u00fap mang l\u1ea1i hi\u1ec7u qu\u1ea3 l\u00e0m s\u1ea1ch. H\u1ec7 th\u1ed1ng truy\u1ec1n \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1, qu\u1ea3n l\u00fd ngu\u1ed3n v\u00e0 b\u1ea3o v\u1ec7 an to\u00e0n \u0111\u1eb7t ra nh\u1eefng y\u00eau c\u1ea7u c\u1ef1c k\u1ef3 cao \u0111\u1ed1i v\u1edbi c\u00e1c linh ki\u1ec7n r\u1eddi v\u1ec1 t\u1ed1c \u0111\u1ed9 chuy\u1ec3n m\u1ea1ch, ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng th\u1ea5p v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh. C\u00e1c MOSFET, \u0111i\u1ed1t v\u00e0 thi\u1ebft b\u1ecb b\u1ea3o v\u1ec7 TVS\/ESD c\u1ee7a GK, v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh t\u1ed5n th\u1ea5t th\u1ea5p, k\u00edch th\u01b0\u1edbc nh\u1ecf g\u1ecdn v\u00e0 \u0111\u1ed9 tin c\u1eady cao, \u0111\u00e1p \u1ee9ng ch\u00ednh x\u00e1c c\u00e1c y\u00eau c\u1ea7u v\u1ec1 thi\u1ebft k\u1ebf m\u1ea1ch v\u00e0 s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t c\u1ee7a b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n.<\/p>\n

H\u00f4m nay, ch\u00fang t\u00f4i xin gi\u1edbi thi\u1ec7u m\u1ed9t h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00e1ch l\u1ef1a ch\u1ecdn c\u00e1c linh ki\u1ec7n r\u1eddi GK cho \u1ee9ng d\u1ee5ng b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n, h\u01b0\u1edbng d\u1eabn b\u1ea1n t\u1eebng b\u01b0\u1edbc m\u1ed9t \u0111\u1ec3 gi\u00fap b\u1ea1n ch\u1ecdn \u0111\u01b0\u1ee3c nh\u1eefng linh ki\u1ec7n ph\u00f9 h\u1ee3p nh\u1ea5t!<\/p>\n

 <\/p>\n

PH\u1ea6N 01<\/p>\n

Ba ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb r\u1eddi r\u1ea1c GK<\/p>\n

\"\"<\/p>\n

    \n
  1. M\u00f4-\u0111un truy\u1ec1n \u0111\u1ed9ng \u0111\u1ed9ng c\u01a1 (Core Power)<\/li>\n<\/ol>\n

    Gi\u1ea3i ph\u00e1p: S\u1eed d\u1ee5ng c\u1ea5u h\u00ecnh c\u1ea7u n\u1eeda ho\u1eb7c c\u1ea7u to\u00e0n b\u1ed9 v\u1edbi MOSFET k\u00eanh N, k\u1ebft h\u1ee3p v\u1edbi t\u00edn hi\u1ec7u PWM (t\u1eeb v\u00e0i ngh\u00ecn Hz \u0111\u1ebfn v\u00e0i ch\u1ee5c kHz) do MCU ph\u00e1t ra, \u0111\u1ec3 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 DC c\u00f3 ch\u1ed5i than, cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 v\u00e0 chuy\u1ec3n \u0111\u1ed5i ch\u1ebf \u0111\u1ed9 (Nh\u1eb9 nh\u00e0ng\/Ti\u00eau chu\u1ea9n\/M\u1ea1nh m\u1ebd).<\/p>\n

    \u01afu \u0111i\u1ec3m c\u1ee7a Gudework: D\u00f2ng s\u1ea3n ph\u1ea9m Cool MOS\/VdMOS, v\u1edbi RDS(on) ch\u1ec9 5 m\u03a9 ho\u1eb7c th\u1ea5p h\u01a1n, t\u1ed1c \u0111\u1ed9 chuy\u1ec3n m\u1ea1ch nhanh, gi\u00fap gi\u1ea3m \u0111\u00e1ng k\u1ec3 t\u1ed5n th\u1ea5t d\u1eabn \u0111i\u1ec7n v\u00e0 chuy\u1ec3n m\u1ea1ch, h\u1ea1n ch\u1ebf t\u1ed1i \u0111a s\u1ef1 sinh nhi\u1ec7t v\u00e0 k\u00e9o d\u00e0i th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng; t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c lo\u1ea1i v\u1ecf nh\u1ecf g\u1ecdn nh\u01b0 SOT-23 v\u00e0 DFN3x3, gi\u00fap ti\u1ebft ki\u1ec7m kh\u00f4ng gian tr\u00ean b\u1ea3ng m\u1ea1ch in (PCB).<\/p>\n

      \n
    1. B\u1ea3o v\u1ec7 pin v\u00e0 qu\u1ea3n l\u00fd ngu\u1ed3n (Th\u1eddi l\u01b0\u1ee3ng s\u1eed d\u1ee5ng + An to\u00e0n)<\/li>\n<\/ol>\n

      B\u1ea3o v\u1ec7 qu\u00e1 t\u1ea3i\/x\u1ea3 qu\u00e1 m\u1ee9c: S\u1ef1 k\u1ebft h\u1ee3p gi\u1eefa PMOS v\u00e0 m\u1ea1ch t\u00edch h\u1ee3p b\u1ea3o v\u1ec7 (IC) gi\u00e1m s\u00e1t c\u00e1c t\u00ecnh tr\u1ea1ng s\u1ea1c qu\u00e1 m\u1ee9c, x\u1ea3 qu\u00e1 m\u1ee9c, qu\u00e1 d\u00f2ng v\u00e0 ng\u1eafn m\u1ea1ch, \u0111\u1ed3ng th\u1eddi nhanh ch\u00f3ng ng\u1eaft m\u1ea1ch; PMOS GoodWalk c\u00f3 \u0111i\u1ec7n tr\u1edf d\u1eabn th\u1ea5p, gi\u00fap gi\u1ea3m t\u1ed5n th\u1ea5t do s\u1ea1c\/x\u1ea3, v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng s\u1eed d\u1ee5ng pin lithium-ion 3,7V (4,2V khi s\u1ea1c \u0111\u1ea7y).<\/p>\n

      Chuy\u1ec3n m\u1ea1ch ngu\u1ed3n: Transistor PMOS \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t c\u00f4ng t\u1eafc \u0111\u01b0\u1eddng d\u1eabn, h\u1ed7 tr\u1ee3 vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i li\u1ec1n m\u1ea1ch gi\u1eefa s\u1ea1c c\u00f3 d\u00e2y v\u00e0 s\u1ea1c kh\u00f4ng d\u00e2y, \u0111\u1ed3ng th\u1eddi gi\u1ea3m m\u1ee9c ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng \u1edf ch\u1ebf \u0111\u1ed9 ch\u1edd.<\/p>\n

        \n
      • <\/li>\n
      • <\/li>\n<\/ul>\n

        M\u1ea1ch s\u1ea1c: \u0110i\u1ed1t Schottky ng\u0103n ch\u1eb7n hi\u1ec7n t\u01b0\u1ee3ng n\u1ed1i ng\u01b0\u1ee3c v\u00e0 \u0111\u1ea3m b\u1ea3o d\u00f2ng \u0111i\u1ec7n ti\u1ebfp t\u1ee5c; \u0111i\u1ec7n \u00e1p thu\u1eadn th\u1ea5p c\u1ee7a ch\u00fang gi\u00fap gi\u1ea3m \u0111i\u1ec7n tr\u1edf s\u1ea1c v\u00e0 n\u00e2ng cao hi\u1ec7u su\u1ea5t s\u1ea1c; \u0111i\u1ed1t TVS tri\u1ec7t ti\u00eau c\u00e1c \u0111\u1ee3t t\u0103ng \u00e1p \u0111\u1ed9t ng\u1ed9t trong qu\u00e1 tr\u00ecnh s\u1ea1c \u0111\u1ec3 b\u1ea3o v\u1ec7 pin v\u00e0 m\u1ea1ch t\u00edch h\u1ee3p (IC).<\/p>\n

          \n
        1. C\u00e1c ch\u1ee9c n\u0103ng ph\u1ee5 tr\u1ee3 v\u00e0 b\u1ea3o v\u1ec7 (Tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng + \u0110\u1ed9 tin c\u1eady)<\/li>\n<\/ol>\n

          B\u1ea3o v\u1ec7 TVS\/ESD: C\u00e1c thi\u1ebft b\u1ecb TVS\/ESD b\u1ea3o v\u1ec7 c\u1ed5ng s\u1ea1c v\u00e0 c\u00e1c n\u00fat b\u1ea5m kh\u1ecfi t\u0129nh \u0111i\u1ec7n v\u00e0 c\u00e1c \u0111\u1ee3t t\u0103ng \u00e1p, gi\u00fap ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt.<\/p>\n

          Kh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc v\u00e0 \u0111\u1ed9 b\u1ec1n: C\u00e1c linh ki\u1ec7n tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n RoHS\/REACH, ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 \u0111\u1ed9 \u1ea9m cao, \u0111\u1ed3ng th\u1eddi h\u1ed7 tr\u1ee3 thi\u1ebft k\u1ebf ch\u1ed1ng n\u01b0\u1edbc theo ti\u00eau chu\u1ea9n IPX7.<\/p>\n

            \n
          • <\/li>\n<\/ul>\n

            PH\u1ea6N 02<\/p>\n

            H\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn linh ki\u1ec7n r\u1eddi cho b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n<\/p>\n

            N-MOSFET: Khuy\u1ebfn ngh\u1ecb s\u1eed d\u1ee5ng d\u00f2ng s\u1ea3n ph\u1ea9m Cool MOS\/VdMOS, VDS 10\u201330 V, RDS(on) \u2264 10 m\u03a9, s\u1eed d\u1ee5ng v\u1ecf DFN3x3 ho\u1eb7c SOT-23. \u01afu ti\u00ean \u0111i\u1ec7n tr\u1edf d\u1eabn th\u1ea5p, ph\u00f9 h\u1ee3p v\u1edbi t\u1ea7n s\u1ed1 PWM v\u00e0 \u0111\u1ea3m b\u1ea3o bi\u00ean \u0111\u1ed9 \u0111i\u1ec7n \u00e1p an to\u00e0n.<\/p>\n

            D\u00f2ng s\u1ea3n ph\u1ea9m PMOS b\u1ea3o v\u1ec7 ng\u01b0\u1ee3c c\u1ef1c: \u0110i\u1ec7n \u00e1p VDS khuy\u1ebfn ngh\u1ecb 10\u201330V, RDS(on) \u2264 15m\u03a9, c\u00f3 ng\u01b0\u1ee1ng VGS t\u01b0\u01a1ng th\u00edch; c\u00f3 s\u1eb5n trong c\u00e1c v\u1ecf SOT-23 v\u00e0 DFN3x3; t\u1ed5n th\u1ea5t \u1edf tr\u1ea1ng th\u00e1i d\u1eabn th\u1ea5p, t\u1eaft nhanh v\u00e0 t\u01b0\u01a1ng th\u00edch v\u1edbi h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 pin.<\/p>\n

            Diode Schottky: \u0110i\u1ec7n \u00e1p r\u01a1i thu\u1eadn (VF) khuy\u1ebfn ngh\u1ecb \u2264 0,55V, d\u00f2ng \u0111i\u1ec7n thu\u1eadn (IF) \u2265 1A, v\u1ecf SOD-123, \u0111i\u1ec7n \u00e1p r\u01a1i thu\u1eadn th\u1ea5p, t\u1ed1c \u0111\u1ed9 chuy\u1ec3n m\u1ea1ch cao, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho ch\u1ee9c n\u0103ng gi\u1eef \u0111i\u1ec7n \u00e1p v\u00e0 b\u1ea3o v\u1ec7 ng\u01b0\u1ee3c.<\/p>\n

            \u0110i\u1ed1t TVS: Khuy\u1ebfn ngh\u1ecb s\u1eed d\u1ee5ng d\u00f2ng SMAJ, VRWM 5\u20136V, IPP \u2265 10A, r\u00f2 r\u1ec9 th\u1ea5p, kh\u1ea3 n\u0103ng ch\u1ecbu s\u1ed1c \u0111i\u1ec7n cao, d\u00f9ng \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c c\u1ed5ng s\u1ea1c v\u00e0 c\u1ed5ng I\/O.<\/p>\n

             <\/p>\n

            PH\u1ea6N 03<\/p>\n

            Th\u1eed nghi\u1ec7m th\u1ef1c \u0111\u1ecba v\u00e0 tr\u1ea3i nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng<\/p>\n

            C\u1ea3i thi\u1ec7n th\u1eddi l\u01b0\u1ee3ng pin: C\u00e1c MOSFET c\u00f3 RDS(on) th\u1ea5p gi\u00fap gi\u1ea3m t\u1ed5n th\u1ea5t truy\u1ec1n \u0111\u1ed9ng t\u1eeb 30%\u201350%, k\u00e9o d\u00e0i th\u1eddi gian ho\u1ea1t \u0111\u1ed9ng cho m\u1ed7i l\u1ea7n s\u1ea1c t\u1eeb 20 ng\u00e0y l\u00ean h\u01a1n 30 ng\u00e0y.<\/p>\n

            \u0110\u1ed9 ch\u00ednh x\u00e1c \u0111i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c n\u00e2ng cao: Ph\u1ea3n \u1ee9ng chuy\u1ec3n m\u1ea1ch nhanh gi\u00fap MOSFET theo d\u00f5i ch\u00ednh x\u00e1c c\u00e1c t\u00edn hi\u1ec7u PWM, cho ph\u00e9p \u0111i\u1ec1u ch\u1ec9nh t\u1ed1c \u0111\u1ed9 \u0111\u1ed9ng c\u01a1 m\u1ed9t c\u00e1ch m\u01b0\u1ee3t m\u00e0 v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ea7u ra \u1ed5n \u0111\u1ecbnh trong c\u00e1c ch\u1ebf \u0111\u1ed9 l\u00e0m s\u1ea1ch kh\u00e1c nhau.<\/p>\n

            \u0110\u1ea3m b\u1ea3o an to\u00e0n: Trong m\u1ea1ch b\u1ea3o v\u1ec7 pin, \u0111\u1eb7c t\u00ednh ng\u1eaft nhanh c\u1ee7a MOSFET gi\u00fap ng\u1eaft ngay l\u1eadp t\u1ee9c c\u00e1c s\u1ef1 c\u1ed1 b\u1ea5t th\u01b0\u1eddng, t\u1eeb \u0111\u00f3 ng\u0103n ng\u1eeba c\u00e1c r\u1ee7i ro nh\u01b0 s\u1ea1c qu\u00e1 m\u1ee9c, ph\u1ed3ng pin, ch\u1eadp m\u1ea1ch v\u00e0 ch\u00e1y n\u1ed5.<\/p>\n

            T\u00ednh linh ho\u1ea1t trong thi\u1ebft k\u1ebf: Thi\u1ebft k\u1ebf nh\u1ecf g\u1ecdn h\u1ed7 tr\u1ee3 c\u00e1c m\u1eabu m\u00e1y m\u1ecfng v\u00e0 nh\u1eb9, ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c m\u1eabu m\u00e1y c\u1ea7m tay kh\u00f4ng d\u00e2y; c\u00e1c thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh \u0111\u1ec3 t\u01b0\u01a1ng th\u00edch v\u1edbi c\u00e1c gi\u1ea3i ph\u00e1p s\u1ea1c nhanh v\u00e0 s\u1ea1c kh\u00f4ng d\u00e2y.<\/p>\n

            T\u1ed1i \u01b0u h\u00f3a chi ph\u00ed: S\u1ea3n xu\u1ea5t trong n\u01b0\u1edbc v\u1edbi chi ph\u00ed h\u1ee3p l\u00fd, th\u1eddi gian giao h\u00e0ng \u1ed5n \u0111\u1ecbnh v\u00e0 h\u1ed7 tr\u1ee3 t\u00f9y ch\u1ec9nh s\u1ed1 l\u01b0\u1ee3ng l\u1edbn gi\u00fap gi\u1ea3m chi ph\u00ed danh m\u1ee5c v\u1eadt t\u01b0 (BOM).<\/p>\n

            \"\"<\/p>\n

            PH\u1ea6N 04<\/p>\n

            Gudework \u2014 \u0110\u1ed1i t\u00e1c h\u00e0ng \u0111\u1ea7u v\u1ec1 linh ki\u1ec7n r\u1eddi cho b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n<\/p>\n

            V\u1edbi h\u01a1n 20 n\u0103m kinh nghi\u1ec7m trong l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n (R&D) c\u0169ng nh\u01b0 s\u1ea3n xu\u1ea5t linh ki\u1ec7n r\u1eddi, danh m\u1ee5c s\u1ea3n ph\u1ea9m \u0111a d\u1ea1ng mang th\u01b0\u01a1ng hi\u1ec7u GK c\u00f9ng chu\u1ed7i cung \u1ee9ng do ch\u00ednh c\u00f4ng ty qu\u1ea3n l\u00fd, Gudework cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p s\u1ea3n ph\u1ea9m n\u1ed9i \u0111\u1ecba hi\u1ec7u qu\u1ea3 v\u1ec1 chi ph\u00ed cho ng\u00e0nh c\u00f4ng nghi\u1ec7p b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n. T\u1eeb c\u00e1c linh ki\u1ec7n MOSFET d\u00f9ng cho b\u1ed9 \u0111i\u1ec1u khi\u1ec3n \u0111\u1ed9ng c\u01a1 b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n, \u0111\u1ebfn c\u00e1c linh ki\u1ec7n MOSFET k\u00e9p d\u00f9ng cho b\u1ea3o v\u1ec7 pin, v\u00e0 c\u00e1c thi\u1ebft b\u1ecb TVS\/ESD d\u00f9ng cho b\u1ea3o v\u1ec7 giao di\u1ec7n, c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a Gudework bao ph\u1ee7 to\u00e0n b\u1ed9 c\u00e1c \u0111i\u1ec3m m\u1ea1ch quan tr\u1ecdng trong b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n.<\/p>\n

            Khi b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n ng\u00e0y c\u00e0ng ph\u00e1t tri\u1ec3n v\u1edbi t\u1ea7n s\u1ed1 rung cao (>40.000 l\u1ea7n\/ph\u00fat), s\u1ea1c nhanh (s\u1ea1c kh\u00f4ng d\u00e2y 15W+) v\u00e0 c\u00e1c t\u00ednh n\u0103ng th\u00f4ng minh (k\u1ebft n\u1ed1i \u1ee9ng d\u1ee5ng), Gudework ti\u1ebfp t\u1ee5c gi\u1edbi thi\u1ec7u c\u00e1c MOSFET \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t theo quy tr\u00ecnh SGT v\u1edbi \u0111i\u1ec7n tr\u1edf RDS(on) th\u1ea5p h\u01a1n, v\u1ecf DFN c\u00f3 m\u1eadt \u0111\u1ed9 c\u00f4ng su\u1ea5t cao h\u01a1n, c\u00f9ng v\u1edbi c\u00e1c chip b\u1ea3o v\u1ec7 pin lithium t\u00edch h\u1ee3p. Nh\u1eefng \u0111\u1ed5i m\u1edbi n\u00e0y gi\u00fap kh\u00e1ch h\u00e0ng \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t v\u00e0 n\u00e2ng cao kh\u1ea3 n\u0103ng c\u1ea1nh tranh c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n

            L\u1ef1a ch\u1ecdn Gudewo kh\u00f4ng ch\u1ec9 nh\u1eb1m t\u1ed1i \u01b0u h\u00f3a chi ph\u00ed m\u00e0 c\u00f2n \u0111\u1ea3m b\u1ea3o an to\u00e0n chu\u1ed7i cung \u1ee9ng v\u00e0 h\u1ed7 tr\u1ee3 k\u1ef9 thu\u1eadt l\u00e2u d\u00e0i. Trong b\u1ed1i c\u1ea3nh xu h\u01b0\u1edbng thay th\u1ebf h\u00e0ng nh\u1eadp kh\u1ea9u b\u1eb1ng h\u00e0ng n\u1ed9i \u0111\u1ecba \u0111ang ng\u00e0y c\u00e0ng lan r\u1ed9ng trong ng\u00e0nh c\u00f4ng nghi\u1ec7p b\u00e1n d\u1eabn, Gudewo \u0111\u00e3 tr\u1edf th\u00e0nh \u0111\u1ed1i t\u00e1c \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng nh\u1ea5t trong l\u0129nh v\u1ef1c linh ki\u1ec7n r\u1eddi cho ng\u00e0nh s\u1ea3n xu\u1ea5t b\u00e0n ch\u1ea3i \u0111\u00e1nh r\u0103ng \u0111i\u1ec7n.<\/p>","protected":false},"excerpt":{"rendered":"

            The core of an electric toothbrush lies in its high-frequency vibration of 30,000\u201340,000 times per minute, which enables its cleaning<\/p>","protected":false},"author":2,"featured_media":11524,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11523","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/posts\/11523","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/comments?post=11523"}],"version-history":[{"count":0,"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/posts\/11523\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/media\/11524"}],"wp:attachment":[{"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/media?parent=11523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/categories?post=11523"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.goodworksemi.com\/vi\/wp-json\/wp\/v2\/tags?post=11523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}