{"id":330,"date":"2016-09-28T15:18:07","date_gmt":"2016-09-28T08:18:07","guid":{"rendered":"http:\/\/robostock.vn\/web\/?p=330"},"modified":"2016-09-28T15:18:07","modified_gmt":"2016-09-28T08:18:07","slug":"support-resistance-ho-tro-va-khang-cu","status":"publish","type":"post","link":"https:\/\/robostock.vn\/web\/support-resistance-ho-tro-va-khang-cu\/","title":{"rendered":"Support & Resistance (h\u1ed7 tr\u1ee3 v\u00e0 kh\u00e1ng c\u1ef1)"},"content":{"rendered":"

\t\t\t\tSupport v\u00e0 resistance \u0111\u1ea1i di\u1ec7n quan tr\u1ecdng cho m\u1ed1i quan h\u1ec7 gi\u1eefa cung v\u00e0 c\u1ea7u. Tr\u00ean th\u1ecb tr\u01b0\u1eddng t\u00e0i ch\u00ednh, gi\u00e1 c\u1ea3 ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 t\u0103ng gi\u1ea3m c\u1ee7a cung v\u00e0 c\u1ea7u. Cung t\u0103ng \u0111\u1ed3ng ngh\u0129a v\u1edbi xu h\u01b0\u1edbng gi\u1ea3m, k\u00ec v\u1ecdng gi\u00e1 gi\u1ea3m v\u00e0 vi\u1ec7c b\u00e1n. C\u1ea7u t\u0103ng \u0111\u1ed3ng ngh\u0129a v\u1edbi xu h\u01b0\u1edbng t\u0103ng , k\u00ec v\u1ecdng gi\u00e1 t\u0103ng v\u00e0 vi\u1ec7c mua. Nh\u1eefng t\u1eeb n\u00e0y \u0111\u01b0\u1ee3c d\u00f9ng v\u1edbi \u00fd ngh\u0129a nh\u01b0 nhau. Khi nhu c\u1ea7u t\u0103ng gi\u00e1 s\u1ebd t\u0103ng c\u00f2n khi cung t\u0103ng th\u00ec gi\u00e1 s\u1ebd gi\u1ea3m. Khi cung v\u00e0 c\u1ea7u \u0111\u1ea1t m\u1ee9c c\u00e2n b\u1eb1ng th\u00ec gi\u00e1 s\u1ebd \u1ed5n \u0111\u1ecbnh.<\/p>\n

X\u00e1c l\u1eadp gi\u00e1
\n<\/strong>
\nC\u00f3 2 ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 bi\u1ec3u di\u1ec5n m\u1ee9c gi\u00e1 d\u1ecdc theo tr\u1ee5c y (tr\u1ee5c tung) l\u00e0: arithmetic (s\u1ed1 h\u1ecdc) v\u00e0 logarithmic (thu\u1ed9c h\u00e0m log). C\u00e1ch arithmetic bi\u1ec3u di\u1ec5n 10 \u0111i\u1ec3m c\u00e1ch \u0111\u1ec1u nhau tr\u00ean \u0111\u01b0\u1eddng ch\u00e9o cho d\u00f9 m\u1ee9c gi\u00e1 c\u00f3 kh\u00e1c nhau. M\u1ed7i \u0111\u01a1n v\u1ecb \u0111o \u0111\u1ec1u nh\u01b0 nhau. N\u1ebfu gi\u00e1 c\u1ed5 ph\u1ea7n t\u0103ng t\u1eeb 10 l\u00ean 80 sau 6 th\u00e1ng th\u00ec s\u1ebd xu\u1ea5t hi\u1ec7n s\u1ef1 d\u1ecbch chuy\u1ec3n t\u1eeb 10 l\u00ean 20 v\u00e0 s\u1ef1 d\u1ecbch chuy\u1ec3n n\u00e0y c\u0169ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi s\u1ef1 d\u1ecbch chuy\u1ec3n t\u1eeb 70 l\u00ean 80. Tuy nhi\u00ean s\u1ef1 chuy\u1ec3n d\u1ecbch tr\u00ean kh\u00f4ng t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1ec1 ph\u1ea7n tr\u0103m.<\/p>\n

C\u00e1ch logarithmic \u0111o s\u1ef1 t\u0103ng gi\u1ea3m c\u1ee7a gi\u00e1 c\u1ea3 theo ph\u1ea7n tr\u0103m. T\u0103ng t\u1eeb 10 l\u00ean 20 ngh\u0129a l\u00e0 t\u0103ng 100%. C\u0169ng th\u1ebf v\u1edbi b\u01b0\u1edbc t\u0103ng t\u1eeb 20 l\u00ean 40 v\u00e0 t\u1eeb 40 l\u00ean 80. C\u1ea3 3 s\u1ef1 d\u1ecbch chuy\u1ec3n tr\u00ean c\u00f3 kho\u1ea3ng c\u00e1ch tr\u00ean \u0111\u01b0\u1eddng ch\u00e9o nh\u01b0 nhau . H\u1ea7u h\u1ebft c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh v\u1ec1 bi\u1ec3u \u0111\u1ed3 cho r\u1eb1ng d\u1ea1ng logarithmic l\u00e0 d\u1ea1ng semi-log, v\u00ec tr\u1ee5c th\u1eddi gian v\u1eabn \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n theo ki\u1ec3u s\u1ed1 h\u1ecdc.<\/p>\n

\"<\/div>\n

Bi\u1ec3u \u0111\u1ed3 tr\u00ean minh h\u1ecda cho s\u1ef1 kh\u00e1c nhau c\u1ee7a 2 d\u1ea1ng. \u1ede d\u1ea1ng semi-log, kho\u1ea3ng c\u00e1ch gi\u1eefa 50 v\u00e0 100 c\u0169ng b\u1eb1ng kho\u1ea3ng c\u00e1ch gi\u1eefa 100 v\u00e0 200. C\u00f2n \u0111\u1ed1i v\u1edbi d\u1ea1ng arithmetic th\u00ec kho\u1ea3ng c\u00e1ch gi\u1eefa 100 v\u00e0 200 l\u1edbn h\u01a1n nhi\u1ec1u so v\u1edbi 50 v\u00e0 100.<\/p>\n

\u01afu \u0111i\u1ec3m c\u1ee7a 2 d\u1ea1ng bi\u1ec3u di\u1ec5n tr\u00ean:<\/p>\n

-D\u1ea1ng arithmetic h\u1eefu \u00edch khi bi\u00ean \u0111\u1ed9 gi\u00e1 t\u01b0\u01a1ng \u0111\u1ed1i h\u1eb9p.<\/p>\n

\u2013 D\u1ea1ng arithmetic h\u1eefu \u00edch \u0111\u1ec3 bi\u1ec3u di\u1ec5n nh\u1eefng bi\u1ec3u \u0111\u1ed3 v\u00e0 nh\u1eefng giao d\u1ecbch trong th\u1eddi gian ng\u1eafn. S\u1ef1 chuy\u1ec3n d\u1ecbch gi\u00e1(\u0111\u1eb7c bi\u1ec7t l\u00e0 gi\u00e1 c\u1ed5 ph\u1ea7n) \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n tuy\u1ec7t \u0111\u1ed1i v\u00e0 ph\u1ea3n \u00e1nh s\u01b0 chy\u1ec3n d\u1ecbch c\u1ee7a dollar v\u1edbi dollar.<\/p>\n

-D\u1ea1ng semi-log h\u1eefu \u00edch khi gi\u00e1 c\u1ea3 t\u0103ng gi\u1ea3m m\u1ea1nh, v\u01b0\u1ee3t ho\u1eb7c m\u1edf r\u1ed9ng khung th\u1eddi gian.<\/p>\n

-C\u00e1c \u0111\u01b0\u1eddng bi\u1ec3u di\u1ec5n kh\u00f4ng qu\u00e1 ch\u00eanh l\u1ec7ch trong d\u1ea1ng semi-log.<\/p>\n

-D\u1ea1ng semi-log h\u1ee3p cho nh\u1eefng bi\u1ec3u \u0111\u1ed3 c\u00f3 th\u1eddi gian d\u00e0i \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n m\u1ee9c t\u0103ng ph\u1ea7n tr\u0103m sau 1 kho\u1ea3ng th\u1eddi gian d\u00e0i. Nh\u1eefng d\u1ecbch chuy\u1ec3n l\u1edbn tr\u1edf n\u00ean c\u00e2n \u0111\u1ed1i h\u01a1n.<\/p>\n

-C\u1ed5 ph\u1ea7n v\u00e0 t\u00e0i s\u1ea3n th\u1ebf ch\u1ea5p \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 t\u01b0\u01a1ng \u0111\u1ed1i qua vi\u1ec7c d\u00f9ng c\u00e1c t\u1ef7 l\u1ec7 nh\u01b0 PE, gi\u00e1\/thu nh\u1eadp, gi\u00e1\/s\u1ed5 thu chi. \u0110i\u1ec1u n\u00e0y c\u0169ng gi\u00fap ph\u00e2n t\u00edch s\u1ef1 chuy\u1ec3n d\u1ecbch gi\u00e1 theo ph\u1ea7n tr\u0103m 1 c\u00e1ch h\u1ee3p l\u00fd.<\/p>\n

K\u1ebft lu\u1eadn<\/strong><\/p>\n

Cho d\u00f9 c\u00f3 nhi\u1ec1u k\u1ef9 thu\u1eadt kh\u00e1c nhau v\u1ec1 bi\u1ec3u \u0111\u1ed3 th\u00ec kh\u00f4ng h\u1eb3n m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p s\u1ebd t\u1ed1t h\u01a1n ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c. D\u1eef li\u1ec7u c\u00f3 th\u1ec3 gi\u1ed1ng nhau nh\u01b0ng m\u1ed7i ph\u01b0\u01a1ng ph\u00e1p c\u00f3 c\u00e1ch tr\u00ecnh b\u00e0y ri\u00eang v\u1edbi nh\u1eefng \u01b0u v\u00e0 khuy\u1ebft \u0111i\u1ec3m kh\u00e1c nhau. M\u1ee9c gi\u00e1 c\u1ee7a t\u00e0i s\u1ea3n th\u1ebf ch\u1ea5p \u0111\u01b0\u01a1c tr\u00ecnh b\u00e0y th\u1ebf n\u00e0o, bi\u1ec3u \u0111\u1ed3 thanh hay bi\u1ec3u \u0111\u1ed3 candlestick, bi\u1ec3u di\u1ec5n d\u1ea1ng arithmetic hay semi-log kh\u00f4ng ph\u1ea3i l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng nh\u1ea5t. V\u00e0 cu\u1ed1i c\u00f9ng, d\u1eef li\u1ec7u th\u00ec lu\u00f4n gi\u1ed1ng nhau v\u00e0 s\u1ef1 bi\u1ebfn \u0111\u1ed9ng gi\u00e1 v\u1eabn l\u00e0 s\u1ef1 bi\u1ebfn \u0111\u1ed9ng gi\u00e1. Khi t\u1ea5t c\u1ea3 \u0111\u01b0\u1ee3c n\u00f3i v\u00e0 l\u00e0m, k\u1ef9 n\u0103ng ph\u00e2n t\u00edch s\u1ef1 bi\u1ebfn \u0111\u1ed9ng gi\u00e1 l\u00e0 y\u1ebfu t\u1ed1 ph\u00e2n lo\u1ea1i nh\u00e0 \u0111\u00e1nh gi\u00e1 c\u00f3 th\u00e0nh c\u00f4ng hay kh\u00f4ng. L\u1ef1a ch\u1ecdn s\u1eed d\u1ee5ng bi\u1ec3u \u0111\u1ed3 n\u00e0o c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o s\u1edf th\u00edch c\u00e1 nh\u00e2n v\u00e0 c\u00e1ch giao d\u1ecbch hay \u0111\u1ea7u t\u01b0 ri\u00eang c\u1ee7a m\u1ed7i ng\u01b0\u1eddi. M\u00f4t khi b\u1ea1n \u0111\u00e3 ch\u1ecdn \u0111\u01b0\u1ee3c d\u1ea1ng bi\u1ec3u \u0111\u1ed3 th\u00ec n\u00ean k\u00e8m theo \u0111\u00f3 nh\u0169ng d\u1ef1 \u0111o\u00e1n v\u00e0 h\u1ecdc c\u00e1ch t\u1ed1t nh\u1ea5t \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n. \u0110\u1ed5i \u0111i \u0111\u1ed5i l\u1ea1i c\u00f3 th\u1ec3 g\u00e2y ra x\u00e1o tr\u1ed9n v\u00e0 kh\u00f4ng l\u00e0m r\u00f5 \u0111\u01b0\u1ee3ctr\u1ecdng t\u00e2m c\u1ee7a b\u00e0i ph\u00e2n t\u00edch. L\u1ed7i ph\u00e2n t\u00edch hi\u1ebfm khi g\u00e2y ra b\u1edfi bi\u1ec3u \u0111\u1ed3. Do \u0111\u00f3 n\u00ean xem l\u1ea1i b\u00e0i ph\u00e2n t\u00edch tr\u01b0\u1edbc khi \u0111\u1ed5 l\u1ed7i cho bi\u1ec3u \u0111\u1ed3.<\/p>\n

Ch\u00eca kh\u00f3a \u0111\u1ec3 ph\u00e2n t\u00edch bi\u1ec3u \u0111\u1ed3 l\u00e0 quy\u1ebft t\u00e2m, \u0111\u1eb7t tr\u1ecdng t\u00e2m v\u00e0 s\u1ef1 th\u1ed1ng nh\u1ea5t:<\/p>\n

\u2013Quy\u1ebft t\u00e2m<\/strong>: H\u1ecdc nh\u1eefng \u0111i\u1ec1u c\u01a1 b\u1ea3n v\u1ec1 ph\u00e2n t\u00edch bi\u1ec3u \u0111\u1ed3, \u1ee9ng d\u1ee5ng ki\u1ebfn th\u1ee9c \u0111\u00e3 h\u1ecdc th\u01b0\u1eddng xuy\u00ean.<\/p>\n

\u2013Tr\u1ecdng t\u00e2m<\/strong>: Gi\u1edbi h\u1ea1n s\u1ed1 l\u01b0\u1ee3ng bi\u1ec3u \u0111\u1ed3, d\u1ea5u hi\u1ec7u v\u00e0 c\u00e1ch th\u1ee9c th\u1ef1c hi\u1ec7n c\u1ee7a b\u1ea1n. H\u1ecdc c\u00e1ch s\u01b0 d\u1ee5ng ch\u00fang v\u00e0 c\u00e1ch s\u1eed d\u1ee5ng ch\u00fang cho th\u1eadt t\u1ed1t.<\/p>\n

\u2013S\u1ef1 th\u1ed1ng nh\u1ea5t<\/strong>: Duy tr\u00ec nh\u1eefng d\u1ea1ng bi\u1ec3u \u0111\u1ed3 b\u1ea1n d\u00f9ng v\u00e0 nghi\u00ean c\u1ee9u ch\u00fang th\u01b0\u1eddng xuy\u00ean(nghi\u00ean c\u1ee9u m\u1ed7i ng\u00e0y n\u1ebfu c\u00f3 th\u1ec3).<\/p>\n

Support and Resistance<\/strong><\/p>\n

Support v\u00e0 resistance \u0111\u1ea1i di\u1ec7n quan tr\u1ecdng cho m\u1ed1i quan h\u1ec7 gi\u1eefa cung v\u00e0 c\u1ea7u. Tr\u00ean th\u1ecb tr\u01b0\u1eddng t\u00e0i ch\u00ednh, gi\u00e1 c\u1ea3 ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 t\u0103ng gi\u1ea3m c\u1ee7a cung v\u00e0 c\u1ea7u. Cung t\u0103ng \u0111\u1ed3ng ngh\u0129a v\u1edbi xu h\u01b0\u1edbng gi\u1ea3m, k\u00ec v\u1ecdng gi\u00e1 gi\u1ea3m v\u00e0 vi\u1ec7c b\u00e1n. C\u1ea7u t\u0103ng \u0111\u1ed3ng ngh\u0129a v\u1edbi xu h\u01b0\u1edbng t\u0103ng , k\u00ec v\u1ecdng gi\u00e1 t\u0103ng v\u00e0 vi\u1ec7c mua. Nh\u1eefng t\u1eeb n\u00e0y \u0111\u01b0\u1ee3c d\u00f9ng v\u1edbi \u00fd ngh\u0129a nh\u01b0 nhau. Khi nhu c\u1ea7u t\u0103ng gi\u00e1 s\u1ebd t\u0103ng c\u00f2n khi cung t\u0103ng th\u00ec gi\u00e1 s\u1ebd gi\u1ea3m. Khi cung v\u00e0 c\u1ea7u \u0111\u1ea1t m\u1ee9c c\u00e2n b\u1eb1ng th\u00ec gi\u00e1 s\u1ebd \u1ed5n \u0111\u1ecbnh.<\/p>\n

Support l\u00e0 g\u00ec?<\/strong><\/p>\n

Support l\u00e0 m\u1ee9c gi\u00e1 m\u00e0 t\u1ea1i \u0111\u00f3 ng\u01b0\u1eddi ta cho r\u1eb1ng nhu c\u1ea7u \u0111\u1ee7 nhi\u1ec1u \u0111\u1ec3 m\u1ee9c gi\u00e1 kh\u00f4ng gi\u1ea3m m\u1ea1nh. Khi gi\u00e1 gi\u1ea3m \u0111\u1ebfn m\u1ee9c support ho\u1eb7c r\u1ebb h\u01a1n n\u1eefa th\u00ec ng\u01b0\u1eddi mua s\u1ebd c\u00f3 khuynh h\u01b0\u1edbng mua ti\u1ebfp v\u00e0 ng\u01b0\u1ee3c l\u1ea1i ng\u01b0\u1eddi b\u00e1n s\u1ebd kh\u00f4ng b\u00e1n. Tr\u01b0\u1edbc khi gi\u00e1 gi\u1ea3m t\u1edbi m\u1ee9c support, hi\u1ec7n tu\u1ee3ng c\u1ea7u v\u01b0\u1ee3t qu\u00e1 cung xu\u1ea5t hi\u1ec7n v\u00e0 hi\u1ec7n tu\u1ee3ng n\u00e0y s\u1ebd ng\u0103n gi\u00e1 gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi m\u1ee9c support.<\/p>\n

\"<\/div>\n

Support kh\u00f4ng ph\u1ea3i lu\u00f4n \u1edf m\u1ee9c \u1ed5n \u0111\u1ecbnh v\u00e0 vi\u1ec7c m\u1ee9c support gi\u1ea3mb\u00e1o hi\u1ec7u cung v\u01b0\u1ee3t qu\u00e1 c\u1ea7u. Khi \u0111\u00f3 ng\u01b0\u1eddi ta c\u00f3 xu h\u01b0\u1edbng b\u00e1n nhi\u1ec1u h\u01a1n mua. M\u1ee9c support b\u1ecb ph\u00e1 v\u1ee1 v\u00e0 m\u1ee9c support m\u1edbi th\u1ea5p h\u01a1n d\u1ef1 b\u00e1o ng\u01b0\u1eddi b\u00e1n \u0111ang m\u1ea5t hy v\u1ecdng v\u00e0 h\u1ecd s\u1eb5n s\u00e0ng b\u00e1n v\u1edbi gi\u00e1 th\u1ea5p. Th\u00eam v\u00e0o \u0111\u00f3, ng\u01b0\u1eddi mua s\u1ebd kh\u00f4ng mua cho \u0111\u1ebfn khi gi\u00e1 gi\u1ea3m d\u01b0\u1edbi support ho\u1eb7c gi\u1ea3m so v\u1edbi m\u1ee9c tr\u01b0\u1edbc \u0111\u00f3. Khi m\u1ee9c support b\u1ecb ph\u00e1 v\u1ee1, 1 m\u1ee9c support kh\u00e1c th\u1ea5p h\u01a1n s\u1ebd \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp.<\/p>\n

M\u1ee9c support \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp c\u0103n c\u1ee9 v\u00e0o \u0111\u00e2u?<\/strong><\/p>\n

M\u1ee9c support th\u01b0\u1eddng th\u1ea5p h\u01a1n m\u1ee9c gi\u00e1 hi\u1ec7n t\u1ea1i nh\u01b0ng th\u00f4ng th\u01b0\u1eddng s\u1ebd an to\u00e0n n\u1ebfu giao d\u1ecbch g\u1ea7n m\u1ee9c support ho\u1eb7c t\u1ea1i m\u1ee9c support. K\u1ef9 n\u0103ng ph\u00e2n t\u00edch kh\u00f4ng ph\u1ea3i l\u00e0 ng\u00e0nh nghi\u00ean c\u1ee9u ch\u00ednh x\u00e1c v\u00e0 \u0111\u00f4i khi r\u1ea5t kh\u00f3 x\u00e1c \u0111\u1ecbnh m\u1ee9c support ch\u00ednh x\u00e1c. H\u01a1n n\u1eefa, s\u1ef1 chuy\u1ec3n d\u1ecbch gi\u00e1 c\u00f3 th\u1ec3 \u0111\u1ed9t bi\u1ebfn v\u00e0 t\u1ee5t xu\u1ed1ng d\u01b0\u1edbi m\u1ee9c support 1 c\u00e1ch \u0111\u1ed9t ng\u1ed9t. \u0110\u00f4i khi kh\u00f4ng h\u1ee3p l\u00fd khi cho r\u1eb1ng m\u1ee9c support b\u1ecb ph\u00e1 v\u1ee1 n\u1ebfu gi\u00e1 gi\u1ea3m g\u1ea7n 1\/8 so v\u1edbi m\u1ee9c support. V\u00ec l\u00fd do n\u00e0y nhi\u1ec1u nh\u00e0 giao d\u1ecbch v\u00e0 \u0111\u1ea7u t\u01b0 \u0111\u00e3 t\u1ea1o ra v\u00f9ng support.<\/p>\n

Resistance l\u00e0 g\u00ec?<\/strong><\/p>\n

Resistance l\u00e0 m\u1ee9c gi\u00e1 m\u00e0 t\u1ea1i \u0111\u00f3 ng\u01b0\u1eddi ta cho r\u1eb1ng vi\u1ec7c b\u00e1n ra \u0111\u1ee7 nhi\u1ec1u \u0111\u1ec3 gi\u1eef gi\u00e1 kh\u00f4ng t\u0103ng m\u1ea1nh. Khi gi\u00e1 t\u0103ng \u0111\u1ebfn m\u1ee9c resistance th\u00ec ng\u01b0\u1eddi b\u00e1n c\u00f3 khuynh h\u01b0\u1edbng ti\u1ebfp t\u1ee5c b\u00e1n v\u00e0 ng\u01b0\u1eddi mua th\u01b0\u1eddng d\u1eebng l\u1ea1i. Tr\u01b0\u1edbc khi g\u00eda ch\u1ea1m t\u1edbi m\u1ee9c resistance th\u00ec cung s\u1ebd v\u01b0\u1ee3t qu\u00e1 c\u1ea7u ,ng\u0103n gi\u00e1 t\u0103ng tr\u00ean m\u1ee9c resistance.<\/p>\n

\"<\/div>\n

Resistance th\u01b0\u1eddng kh\u00f4ng gi\u1eef nguy\u00ean v\u00e0 m\u1ee9c resistance b\u1ecb ph\u00e1 v\u1ee1 d\u1ef1 b\u00e1o c\u1ea7u v\u01b0\u1ee3t qu\u00e1 cung. Vi\u1ec7c m\u1ee9c resistance b\u1ecb ph\u00e1 v\u1ee1 cho th\u1ea5y ng\u01b0\u1eddi ta mua nhi\u1ec1u h\u01a1n b\u00e1n. M\u1ee9c resistance b\u1ecb ph\u00e1 v\u1ee1 v\u00e0 m\u1ee9c resistance m\u1edbi cao h\u01a1n cho th\u1ea5y ng\u01b0\u1eddi mua s\u1eb5n s\u00e0ng mua ngay c\u1ea3 v\u1edbi gi\u00e1 cao. H\u01a1n n\u1eefa, ng\u01b0\u1eddi b\u00e1n s\u1ebd kh\u00f4ng b\u00e1n cho \u0111\u1ebfn khi gi\u00e1 t\u0103ng tr\u00ean m\u1ee9c resistance ho\u1eb7c t\u0103ng h\u01a1n tr\u01b0\u1edbc \u0111\u00f3. Khi m\u1ee9c resistance b\u1ecb ph\u00e1 v\u1ee1 th\u00ec 1 m\u1ee9c resistance m\u1edbi cao h\u01a1n s\u1ebd \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp.<\/p>\n

M\u1ee9c resistance \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp c\u0103n c\u1ee9 v\u00e0o \u0111\u00e2u?<\/strong><\/p>\n

M\u1ee9c resistance th\u01b0\u1eddng cao h\u01a1n m\u1ee9c gi\u00e1 hi\u1ec7n t\u1ea1i nh\u01b0ng th\u00f4ng th\u01b0\u1eddng giao d\u1ecbch t\u1ea1i m\u1ee9c resistance ho\u1eb7c g\u1ea7n m\u1ee9c n\u00e0y l\u00e0 an to\u00e0n. Th\u00eam v\u00e0o \u0111\u00f3, s\u1ef1 chuy\u1ec3n d\u1ecbch gi\u00e1 c\u00f3 th\u1ec3 \u0111\u1ed9t bi\u1ebfn v\u00e0 t\u0103ng tr\u00ean m\u1ee9c resistance 1 c\u00e1ch \u0111\u1ed9t ng\u1ed9t. \u0110\u00f4i khi th\u1eadt b\u1ea5t h\u1ee3p l\u00fd khi cho r\u1eb1ng m\u1ee9c resistance b\u1ecb ph\u00e1 v\u1ee1 n\u1ebfu gi\u00e1 t\u0103ng g\u1ea7n 1\/8 so v\u1edbi m\u1ee9c resistance \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp. V\u00ec v\u1eady nhi\u1ec1u nh\u00e0 giao d\u1ecbch v\u00e0 \u0111\u1ea7u t\u01b0 th\u01b0\u1eddng l\u1eadp n\u00ean v\u00f9ng resistance.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p n\u00e0o \u0111\u1ec3 thi\u1ebft l\u1eadp support v\u00e0 resistance?<\/p>\n

Support v\u00e0 resistance gi\u1ed1ng nh\u01b0 nh\u1eefng h\u00ecnh \u1ea3nh ph\u1ea3n chi\u1ebfu trong g\u01b0\u01a1ng v\u00e0 c\u00f3 nhi\u1ec1u \u0111i\u1ec3m chung.<\/p>\n

M\u1ee9c cao v\u00e0 m\u1ee9c th\u1ea5p:
\n<\/strong>
\nSupport c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp d\u1ef1a v\u00e0o m\u1ee9c th\u1ea5p tr\u01b0\u1edbc \u0111\u00f3 v\u00e0 t\u01b0\u01a1ng t\u1ef1, resistance c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o b\u1edfi m\u1ee9c cao tr\u01b0\u1edbc \u0111\u00f3.<\/p>\n

\"<\/div>\n

Bi\u1ec3u \u0111\u1ed3 tr\u00ean bi\u1ec3u di\u1ec5n ph\u1ea1m vi giao d\u1ecbch r\u1ed9ng t\u1eeb th\u00e1ng 1-99 \u0111\u1ebfn th\u00e1ng 3-2000. Support \u0111\u01b0\u1ee3c t\u1ea1o n\u00ean b\u1edfi m\u1ee9c th\u1ea5p th\u00e1ng 10 g\u1ea7n m\u1ee9c 33. v\u00e0o th\u00e1ng 12, gi\u00e1 c\u1ed5 ph\u1ea7n quay l\u1ea1i m\u1ee9c support v\u00e0o kho\u1ea3ng 33-35 v\u00e0 m\u1ee9c th\u1ea5p l\u00e0 g\u1ea7n 34. Cu\u1ed1i c\u00f9ng v\u00e0o th\u00e1ng 2 gi\u00e1 c\u1ed5 ph\u1ea7n 1 l\u1ea7n n\u1eefa quay l\u1ea1i m\u1ee9c support v\u00e0 m\u1ee9c th\u1ea5p l\u00e0 g\u1ea7n 33 1\/2.<\/p>\n

Sau m\u1ed7i l\u1ea7n m\u1ee9c support d\u1ed9i l\u00ean, gi\u00e1 giao d\u1ecbch c\u1ed5 ph\u1ea7n l\u1ea1i t\u0103ng l\u00ean m\u1ee9c resistance. M\u1ee9c resistance ban \u0111\u1ea7u \u0111\u01b0\u1ee3c t\u1ea1o n\u00ean t\u1eeb m\u1ee9c support l\u00e0 42. 5 \u0111\u00e3 b\u1ecb ph\u00e1 v\u1ee1 \u1edf th\u00e1ng 9. Sau khi m\u1ee9c support b\u1ecb ph\u00e1 v\u1ee1 th\u00ec n\u00f3 tr\u1edf th\u00e0nh m\u1ee9c resistance. T\u1eeb m\u1ee9c th\u1ea5p c\u1ee7a th\u00e1ng 10, gi\u00e1 c\u1ed5 ph\u1ea7n t\u0103ng \u0111\u1ebfn m\u1ee9c resistance m\u1edbi(m\u00e0 tr\u01b0\u1edbc \u0111\u00f3 l\u00e0 m\u1ee9c support)kho\u1ea3ng g\u1ea7n 42.5. Khi gi\u00e1 c\u1ed5 ph\u1ea7n kh\u00f4ng v\u01b0\u1ee3t qua 42.5 th\u00ec l\u00fac \u0111\u00f3 m\u01b0c resistance \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh. Gi\u00e1 c\u1ed5 ph\u1ea7n sau \u0111\u00f3 t\u0103ng \u0111\u1ebfn m\u1ee9c 42. 5 2 l\u1ea7n n\u1eefa r\u1ed3i l\u1ea1i gi\u1ea3m d\u01b0\u1edbi m\u1ee9c resistance 2 l\u1ea7n.<\/p>\n

Support = Resistance<\/strong><\/p>\n

M\u1ed9t \u0111i\u1ec1u c\u01a1 b\u1ea3n c\u1ee7a k\u1ef9 n\u0103ng ph\u00e2n t\u00edch l\u00e0 m\u1ee9c support c\u00f3 th\u1ec3 chuy\u1ec3n th\u00e0nh m\u1ee9c resistance. Khi gi\u00e1 gi\u1ea3m d\u01b0\u1edbi m\u1ee9c support th\u00ec m\u1ee9c support \u1ea5y c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ee9c resistance. M\u1ee9c support b\u1ecb ph\u00e1 v\u1ee1 b\u00e1o hi\u1ec7u cung v\u01b0\u1ee3t qua c\u1ea7u. Do \u0111\u00f3, n\u1ebfu gi\u00e1 quay tr\u1edf l\u1ea1i m\u1ee9c n\u00e0y th\u00ec cung c\u00f3 th\u1ec3 s\u1ebd t\u0103ng.<\/p>\n

Ng\u01b0\u1ee3c l\u1ea1i m\u1ee9c resistance c\u0169ng c\u00f3 th\u1ec3 s\u1ebd chuy\u1ec3n th\u00e0nh m\u1ee9c support. Khi gi\u00e1 v\u01b0\u1ee3t qua m\u1ee9c resistance, c\u00f3 th\u1ec3 s\u1ebd xu\u1ea5t hi\u1ec7n s\u1ef1 thay \u0111\u1ed5i c\u1ee7a cung v\u00e0 c\u1ea7u. Vi\u1ec7c m\u1ee9c resistance b\u1ecb ph\u00e1 v\u1ee1 ch\u1ee9ng t\u1ecf c\u1ea7u \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 cung. N\u1ebfy gi\u00e1 quay tr\u1edf l\u1ea1i m\u1ee9c n\u00e0y, c\u00f3 th\u1ec3 c\u1ea7u s\u1ebd t\u0103ng v\u00e0 m\u1ee9c support c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh.<\/p>\n

\"<\/div>\n

Trong bi\u1ec3u \u0111\u1ed3 tr\u00ean, gi\u00e1 c\u1ed5 ph\u1ea7n ph\u00e1 v\u1ee1 m\u1ee9c resistance l\u00e0 935 \u1edf th\u00e1ng 5-97 v\u00e0 v\u01b0\u1ee3t tr\u00ean m\u1ee9c resistance trong h\u01a1n 1 th\u00e1ng sau. Sau l\u1ea7n th\u1ee9 2 m\u1ee9c support l\u00e0 935, m\u1ee9c gi\u00e1 n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp.<\/p>\n

Trong v\u00ed d\u1ee5 n\u00e0y, ta th\u1ea5y m\u1ee9c support c\u00f3 th\u1ec3 tr\u1edf th\u00e0nh m\u1ee9c resistance v\u00e0 sau \u0111\u00f3 l\u1ea1i tr\u1edf l\u1ea1i th\u00e0nh m\u1ee9c support. M\u1ee9c support l\u00e0 18 t\u1eeb th\u00e1ng 10-98 \u0111\u1ebfn th\u00e1ng 1-99(v\u00f2ng oval xanh l\u00e1 c\u00e2y), nh\u01b0ng gi\u00e1 gi\u1ea3m d\u01b0\u1edbi m\u1ee9c support v\u00e0o th\u00e1ng 3-99 do cung \u0111\u00e3 v\u01b0\u1ee3t qu\u00e1 c\u1ea7u. Khi gi\u00e1 c\u1ed5 ph\u1ea7n b\u1ecb d\u1ed9i xu\u1ed1ng (v\u00f2ng oval m\u00e0u \u0111\u1ecf), m\u1ee9c cung cao nh\u1ea5t ch\u1ea1m \u0111\u1ebfn m\u1ee9c resistance 18 trong kho\u1ea3ng t\u1eeb th\u00e1ng 1-99 \u0111\u1ebfn th\u00e1ng 10-99.<\/p>\n

Do \u0111\u00e2u c\u00f3 m\u1ee9c cung cao nh\u01b0 th\u1ebf? D\u1ec5 th\u1ea5y nhu c\u1ea7u t\u0103ng cao tr\u00ean d\u01b0\u1edbi 18 trong kho\u1ea3ng th\u00e1ng 10-98 \u0111\u1ebfn th\u00e1ng 3-99 (v\u00f2ng oval xanh l\u00e1 c\u00e2y) . Do \u0111\u00f3 s\u1ebd c\u00f3 nhi\u1ec1u ng\u01b0\u1eddi mua g\u1ea7n m\u1ee9c 18. Khi gi\u00e1 gi\u1ea3m d\u01b0\u1edbi 18 v\u00e0 g\u1ea7n m\u1ee9c 14, nhi\u1ec1u ng\u01b0\u1eddi mua n\u00e0y s\u1ebd gi\u1eef l\u1ea1i c\u1ed5 ph\u1ea7n. \u0110i\u1ec1u n\u00e0y gi\u1eef cho m\u1ee9c cung cao(th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c xem l\u00e0 m\u1ee9c resistance) \u1edf m\u1ee9c g\u1ea7n 18. Khi gi\u00e1 c\u1ed5 ph\u1ea7n quay l\u1ea1i 18, ng\u01b0\u1eddi mua trong m\u1ee9c oval xanh l\u00e1 c\u00e2y ( mua trong m\u1ee9c 18 ) s\u1ebd n\u1eafm l\u1ea5y c\u01a1 h\u1ed9i \u0111\u1ec3 b\u00e1n. V\u00e0 khi cung \u0111\u00e3 y\u1ebfu d\u1ea7n, c\u1ea7u c\u00f3 kh\u1ea3 n\u0103ng v\u01b0\u1ee3t cung \u0111\u1ec3 gi\u1eef m\u1ee9c resistance t\u1ea1i 18.\t\t<\/p>\n","protected":false},"excerpt":{"rendered":"

Support v\u00e0 resistance \u0111\u1ea1i di\u1ec7n quan tr\u1ecdng cho m\u1ed1i quan h\u1ec7 gi\u1eefa cung v\u00e0 c\u1ea7u. Tr\u00ean th\u1ecb tr\u01b0\u1eddng t\u00e0i ch\u00ednh, gi\u00e1 c\u1ea3 ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 t\u0103ng gi\u1ea3m c\u1ee7a cung v\u00e0 c\u1ea7u. Cung t\u0103ng \u0111\u1ed3ng ngh\u0129a v\u1edbi xu h\u01b0\u1edbng gi\u1ea3m, k\u00ec v\u1ecdng gi\u00e1 gi\u1ea3m v\u00e0 vi\u1ec7c b\u00e1n. C\u1ea7u t\u0103ng \u0111\u1ed3ng ngh\u0129a v\u1edbi xu h\u01b0\u1edbng t\u0103ng … Continue reading “Support & Resistance (h\u1ed7 tr\u1ee3 v\u00e0 kh\u00e1ng c\u1ef1)”<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[],"class_list":["post-330","post","type-post","status-publish","format-standard","hentry","category-phan-tich-ky-thuat"],"_links":{"self":[{"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/posts\/330","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/comments?post=330"}],"version-history":[{"count":0,"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/posts\/330\/revisions"}],"wp:attachment":[{"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/media?parent=330"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/categories?post=330"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/robostock.vn\/web\/wp-json\/wp\/v2\/tags?post=330"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}