{"id":14027,"date":"2026-10-07T11:38:37","date_gmt":"2026-10-07T11:38:37","guid":{"rendered":"https:\/\/bjftradinggroup.com\/?p=14027"},"modified":"2026-10-07T12:54:23","modified_gmt":"2026-10-07T12:54:23","slug":"latency-arbitrage-impulse-entry-reverse-exit","status":"publish","type":"post","link":"https:\/\/bjftradinggroup.com\/vi\/latency-arbitrage-impulse-entry-reverse-exit\/","title":{"rendered":"V\u00e0o l\u1ec7nh v\u00e0 tho\u00e1t l\u1ec7nh trong Latency Arbitrage: T\u00edn hi\u1ec7u xung l\u1ef1c (Min Move) v\u00e0 \u0111\u00f3ng l\u1ec7nh \u0111\u1ea3o chi\u1ec1u trong SharpTrader"},"content":{"rendered":"<p><\/p>\n<div class=\"olr-page\">\n<div class=\"olr-hero\">\n<span class=\"olr-hero-tag\">BJF TRADING GROUP \u00b7 LATENCY ARBITRAGE \u00b7 SHARPTRADER<\/span><\/p>\n<h2>V\u00e0o l\u1ec7nh theo xung l\u1ef1c v\u00e0 tho\u00e1t l\u1ec7nh \u0111\u1ea3o chi\u1ec1u: <span class=\"olr-gold\">Hai t\u00f9y ch\u1ecdn m\u1edbi cho Latency Arbitrage<\/span><\/h2>\n<p class=\"olr-hero-sub\">Latency arbitrage c\u1ed5 \u0111i\u1ec3n m\u1edf l\u1ec7nh khi ch\u00eanh l\u1ec7ch gi\u00e1 gi\u1eefa fast feed v\u00e0 broker ch\u1eadm v\u01b0\u1ee3t qu\u00e1 m\u1ed9t ng\u01b0\u1ee1ng. Chi\u1ebfn l\u01b0\u1ee3c OneLeg c\u1ee7a SharpTrader nay b\u1ed5 sung hai t\u00f9y ch\u1ecdn kh\u00f4ng b\u1eaft bu\u1ed9c, c\u00e0i \u0111\u1eb7t ri\u00eang cho t\u1eebng c\u00f4ng c\u1ee5: v\u00e0o l\u1ec7nh khi ch\u00ednh fast feed c\u00f3 bi\u1ebfn \u0111\u1ed9ng m\u1ea1nh (<strong>Min move<\/strong>), v\u00e0 tho\u00e1t l\u1ec7nh s\u1edbm khi ch\u00eanh l\u1ec7ch quay ng\u01b0\u1ee3c l\u1ea1i v\u1ecb th\u1ebf \u0111ang m\u1edf (<strong>Reverse factor %<\/strong>). B\u00e0i vi\u1ebft n\u00e0y gi\u1ea3i th\u00edch c\u00e1ch c\u1ea3 hai ho\u1ea1t \u0111\u1ed9ng, k\u00e8m s\u01a1 \u0111\u1ed3 v\u00e0 v\u00ed d\u1ee5 t\u00ednh to\u00e1n, c\u00f9ng c\u00e1ch b\u1eaft \u0111\u1ea7u tinh ch\u1ec9nh ch\u00fang.<\/p>\n<\/div>\n<div class=\"olr-toc\">\n<strong>Trong b\u00e0i vi\u1ebft n\u00e0y<\/strong><\/p>\n<ol>\n<li><a href=\"#olr-why\">V\u00ec sao th\u1eddi \u0111i\u1ec3m v\u00e0o l\u1ec7nh v\u00e0 tho\u00e1t l\u1ec7nh quan tr\u1ecdng trong latency arbitrage<\/a><\/li>\n<li><a href=\"#olr-minmove\">Min move: v\u00e0o l\u1ec7nh theo xung l\u1ef1c c\u1ee7a fast feed<\/a><\/li>\n<li><a href=\"#olr-entry-table\">Khi n\u00e0o l\u1ec7nh \u0111\u01b0\u1ee3c m\u1edf: ba ch\u1ebf \u0111\u1ed9<\/a><\/li>\n<li><a href=\"#olr-reverse\">Reverse factor %: \u0111\u00f3ng l\u1ec7nh khi c\u00f3 t\u00edn hi\u1ec7u ng\u01b0\u1ee3c chi\u1ec1u<\/a><\/li>\n<li><a href=\"#olr-threshold\">C\u00e1ch t\u00ednh ng\u01b0\u1ee1ng \u0111\u1ea3o chi\u1ec1u<\/a><\/li>\n<li><a href=\"#olr-rules\">Quy t\u1eafc v\u00e0 gi\u1edbi h\u1ea1n<\/a><\/li>\n<li><a href=\"#olr-tuning\">Gi\u00e1 tr\u1ecb kh\u1edfi \u0111i\u1ec3m v\u00e0 t\u1ed1i \u01b0u h\u00f3a<\/a><\/li>\n<li><a href=\"#olr-faq\">FAQ<\/a><\/li>\n<\/ol>\n<\/div>\n<h2 id=\"olr-why\">V\u00ec sao th\u1eddi \u0111i\u1ec3m v\u00e0o l\u1ec7nh v\u00e0 tho\u00e1t l\u1ec7nh quan tr\u1ecdng trong latency arbitrage<\/h2>\n<p>Trong <a href=\"https:\/\/bjftradinggroup.com\/latency-arbitrage\/\">latency arbitrage<\/a>, l\u1ee3i th\u1ebf ch\u1ec9 t\u1ed3n t\u1ea1i trong m\u1ed9t kho\u1ea3ng th\u1eddi gian ng\u1eafn: fast feed \u0111\u00e3 di chuy\u1ec3n, c\u00f2n broker ch\u1eadm v\u1eabn ch\u01b0a c\u1eadp nh\u1eadt b\u00e1o gi\u00e1. M\u1ed7i mili gi\u00e2y ch\u1edd \u0111\u1ee3i sau khi bi\u1ebfn \u0111\u1ed9ng b\u1eaft \u0111\u1ea7u \u0111\u1ec1u l\u00e0m thu h\u1eb9p ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a kho\u1ea3ng th\u1eddi gian \u0111\u00f3. V\u00e0 khi v\u1ecb th\u1ebf \u0111\u00e3 m\u1edf, th\u1ecb tr\u01b0\u1eddng c\u00f3 th\u1ec3 \u0111\u1ea3o chi\u1ec1u: fast feed quay ng\u01b0\u1ee3c l\u1ea1i, v\u00e0 ch\u00eanh l\u1ec7ch t\u1eebng l\u00e0 l\u00fd do m\u1edf l\u1ec7nh gi\u1edd l\u1ea1i h\u01b0\u1edbng v\u1ec1 ph\u00eda ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n<p>Chi\u1ebfn l\u01b0\u1ee3c OneLeg t\u1eeb tr\u01b0\u1edbc \u0111\u1ebfn nay lu\u00f4n m\u1edf l\u1ec7nh d\u1ef1a tr\u00ean ch\u00eanh l\u1ec7ch fast\/slow (<strong>Diff to open<\/strong>) v\u00e0 \u0111\u00f3ng l\u1ec7nh b\u1eb1ng TP, SL ho\u1eb7c th\u1eddi gian s\u1ed1ng c\u1ee7a l\u1ec7nh. Hai t\u00f9y ch\u1ecdn m\u1edbi x\u1eed l\u00fd c\u1ea3 hai ph\u00eda c\u1ee7a giao d\u1ecbch:<\/p>\n<ul>\n<li><strong>Min move<\/strong> ph\u1ea3n \u1ee9ng v\u1edbi xung l\u1ef1c c\u1ee7a ch\u00ednh fast feed, ch\u1ee9 kh\u00f4ng ch\u1ec9 v\u1edbi kho\u1ea3ng c\u00e1ch gi\u1eefa hai b\u00e1o gi\u00e1.<\/li>\n<li><strong>Reverse factor %<\/strong> \u0111\u00f3ng v\u1ecb th\u1ebf ngay khi ch\u00eanh l\u1ec7ch quay ng\u01b0\u1ee3c r\u00f5 r\u1ec7t so v\u1edbi v\u1ecb th\u1ebf, kh\u00f4ng c\u1ea7n ch\u1edd TP, SL hay th\u1eddi gian s\u1ed1ng c\u1ee7a l\u1ec7nh.<\/li>\n<\/ul>\n<p>C\u1ea3 hai t\u00f9y ch\u1ecdn \u0111\u1ec1u <strong>t\u1eaft theo m\u1eb7c \u0111\u1ecbnh<\/strong> (gi\u00e1 tr\u1ecb 0), v\u00ec v\u1eady c\u00e1c chi\u1ebfn l\u01b0\u1ee3c hi\u1ec7n c\u00f3 v\u1eabn ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c nh\u01b0 tr\u01b0\u1edbc. C\u1ea3 hai \u0111\u1ec1u ho\u1ea1t \u0111\u1ed9ng trong giao d\u1ecbch th\u1ef1c (live trading), ch\u1ebf \u0111\u1ed9 emulator, backtesting v\u00e0 t\u1ed1i \u01b0u h\u00f3a.<\/p>\n<h2 id=\"olr-minmove\">Min move: v\u00e0o l\u1ec7nh theo xung l\u1ef1c c\u1ee7a fast feed<\/h2>\n<p>Khi b\u1eadt Min move, chi\u1ebfn l\u01b0\u1ee3c theo d\u00f5i bi\u1ebfn \u0111\u1ed9ng c\u1ee7a ch\u00ednh fast feed. M\u1ed9t <strong>xung l\u1ef1c<\/strong> l\u00e0 m\u1ed9t bi\u1ebfn \u0111\u1ed9ng t\u1ed1i thi\u1ec3u b\u1eb1ng <strong>Min move<\/strong> (t\u00ednh theo \u0111\u01a1n v\u1ecb diff c\u1ee7a c\u00f4ng c\u1ee5, point ho\u1eb7c %) trong kho\u1ea3ng <strong>Trend interval (ms)<\/strong>, \u0111\u01b0\u1ee3c \u0111o t\u1eeb gi\u00e1 t\u1ea1i th\u1eddi \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u kho\u1ea3ng th\u1eddi gian \u0111\u1ebfn gi\u00e1 hi\u1ec7n t\u1ea1i. H\u01b0\u1edbng c\u1ee7a xung l\u1ef1c tr\u1edf th\u00e0nh h\u01b0\u1edbng giao d\u1ecbch, v\u00e0 thi\u1ebft l\u1eadp <em>Reverse trading<\/em> v\u1eabn \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng.<\/p>\n<p>V\u00ec bi\u1ebfn \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111o t\u1eeb \u0111\u1ea7u kho\u1ea3ng th\u1eddi gian \u0111\u1ebfn gi\u00e1 hi\u1ec7n t\u1ea1i, m\u1ed9t c\u00fa t\u0103ng v\u1ecdt r\u1ed3i quay l\u1ea1i ngay trong kho\u1ea3ng th\u1eddi gian \u0111\u00f3 s\u1ebd <strong>kh\u00f4ng<\/strong> \u0111\u01b0\u1ee3c t\u00ednh. Ch\u1ec9 bi\u1ebfn \u0111\u1ed9ng \u0111\u01b0\u1ee3c gi\u1eef v\u1eefng m\u1edbi \u0111\u01b0\u1ee3c coi l\u00e0 t\u00edn hi\u1ec7u.<\/p>\n<figure class=\"olr-figure\"><img decoding=\"async\" src=\"https:\/\/bjftradinggroup.com\/wp-content\/uploads\/2026\/10\/min-move-impulse-detection-1760x800-1.webp\" alt=\"S\u01a1 \u0111\u1ed3 ph\u00e1t hi\u1ec7n xung l\u1ef1c Min move: bi\u1ebfn \u0111\u1ed9ng fast feed \u0111\u01b0\u1ee3c gi\u1eef v\u1eefng trong trend interval s\u1ebd m\u1edf l\u1ec7nh, c\u00fa t\u0103ng v\u1ecdt quay l\u1ea1i trong kho\u1ea3ng th\u1eddi gian s\u1ebd b\u1ecb b\u1ecf qua\" width=\"1760\" height=\"800\" loading=\"lazy\" \/><figcaption>S\u01a1 \u0111\u1ed3: bi\u1ebfn \u0111\u1ed9ng \u0111\u01b0\u1ee3c gi\u1eef v\u1eefng trong Trend interval l\u00e0 xung l\u1ef1c; c\u00fa t\u0103ng v\u1ecdt quay l\u1ea1i trong kho\u1ea3ng th\u1eddi gian s\u1ebd b\u1ecb b\u1ecf qua.<\/figcaption><\/figure>\n<p>Ba thi\u1ebft l\u1eadp \u0111i\u1ec1u khi\u1ec3n vi\u1ec7c v\u00e0o l\u1ec7nh theo xung l\u1ef1c:<\/p>\n<div class=\"olr-table-wrap\">\n<table class=\"olr-table\">\n<thead>\n<tr>\n<th>Thi\u1ebft l\u1eadp<\/th>\n<th>Ch\u1ee9c n\u0103ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><code>Min move<\/code><\/td>\n<td>Bi\u1ebfn \u0111\u1ed9ng t\u1ed1i thi\u1ec3u c\u1ee7a fast feed \u0111\u01b0\u1ee3c t\u00ednh l\u00e0 xung l\u1ef1c, theo \u0111\u01a1n v\u1ecb diff c\u1ee7a c\u00f4ng c\u1ee5 (point ho\u1eb7c %). 0 = t\u1eaft v\u00e0o l\u1ec7nh theo xung l\u1ef1c.<\/td>\n<\/tr>\n<tr>\n<td><code>Trend interval (ms)<\/code><\/td>\n<td>Kho\u1ea3ng th\u1eddi gian m\u00e0 bi\u1ebfn \u0111\u1ed9ng ph\u1ea3i x\u1ea3y ra, \u0111\u01b0\u1ee3c \u0111o t\u1eeb gi\u00e1 t\u1ea1i \u0111\u1ea7u kho\u1ea3ng \u0111\u1ebfn gi\u00e1 hi\u1ec7n t\u1ea1i.<\/td>\n<\/tr>\n<tr>\n<td><code>Cooldown (ms)<\/code><\/td>\n<td>Th\u1eddi gian t\u1ed1i thi\u1ec3u gi\u1eefa hai t\u00edn hi\u1ec7u xung l\u1ef1c tr\u00ean c\u00f9ng m\u1ed9t m\u00e3 giao d\u1ecbch.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 id=\"olr-entry-table\">Khi n\u00e0o l\u1ec7nh \u0111\u01b0\u1ee3c m\u1edf: ba ch\u1ebf \u0111\u1ed9<\/h2>\n<p>Min move ho\u1ea1t \u0111\u1ed9ng c\u00f9ng v\u1edbi thi\u1ebft l\u1eadp <strong>Diff to open<\/strong> s\u1eb5n c\u00f3. S\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a ch\u00fang t\u1ea1o ra ba ch\u1ebf \u0111\u1ed9 v\u00e0o l\u1ec7nh:<\/p>\n<div class=\"olr-table-wrap\">\n<table class=\"olr-table\">\n<thead>\n<tr>\n<th>Min move<\/th>\n<th>Diff to open<\/th>\n<th>\u0110i\u1ec1u ki\u1ec7n v\u00e0o l\u1ec7nh<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>0<\/td>\n<td>b\u1ea5t k\u1ef3<\/td>\n<td>Nh\u01b0 tr\u01b0\u1edbc \u0111\u00e2y: ch\u00eanh l\u1ec7ch fast\/slow l\u1edbn h\u01a1n Diff to open.<\/td>\n<\/tr>\n<tr>\n<td>&gt; 0<\/td>\n<td>&gt; 0<\/td>\n<td>C\u00f3 xung l\u1ef1c, <strong>v\u00e0<\/strong> ch\u00eanh l\u1ec7ch fast\/slow c\u00f9ng ph\u00eda v\u1eabn l\u1edbn h\u01a1n Diff to open, ngh\u0129a l\u00e0 broker ch\u1eadm v\u1eabn ch\u01b0a b\u1eaft k\u1ecbp.<\/td>\n<\/tr>\n<tr>\n<td>&gt; 0<\/td>\n<td>0<\/td>\n<td>Ch\u1ec9 c\u1ea7n xung l\u1ef1c.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>Ch\u1ebf \u0111\u1ed9 k\u1ebft h\u1ee3p (c\u1ea3 hai gi\u00e1 tr\u1ecb l\u1edbn h\u01a1n 0) l\u00e0 ch\u1ecdn l\u1ecdc nh\u1ea5t: n\u00f3 y\u00eau c\u1ea7u fast feed bi\u1ebfn \u0111\u1ed9ng m\u1ea1nh <em>v\u00e0<\/em> x\u00e1c nh\u1eadn r\u1eb1ng broker ch\u1eadm v\u1eabn c\u00f2n b\u1ecb t\u1ee5t l\u1ea1i. T\u1ea5t c\u1ea3 c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c v\u1eabn \u00e1p d\u1ee5ng \u1edf m\u1ecdi ch\u1ebf \u0111\u1ed9: gi\u1edbi h\u1ea1n spread, t\u1ea1m d\u1eebng giao d\u1ecbch, h\u01b0\u1edbng \u0111\u01b0\u1ee3c ph\u00e9p, gi\u1edbi h\u1ea1n diff, gi\u1edd giao d\u1ecbch, b\u1ed9 l\u1ecdc tin t\u1ee9c v\u00e0 m\u1ed9t v\u1ecb th\u1ebf cho m\u1ed7i c\u00f4ng c\u1ee5.<\/p>\n<h2 id=\"olr-reverse\">Reverse factor %: \u0111\u00f3ng l\u1ec7nh khi c\u00f3 t\u00edn hi\u1ec7u ng\u01b0\u1ee3c chi\u1ec1u<\/h2>\n<p>Khi m\u1ed9t v\u1ecb th\u1ebf \u0111ang m\u1edf v\u00e0 ch\u00eanh l\u1ec7ch fast\/slow quay <strong>ng\u01b0\u1ee3c l\u1ea1i<\/strong> v\u1ecb th\u1ebf \u0111\u00f3 \u00edt nh\u1ea5t b\u1eb1ng ng\u01b0\u1ee1ng \u0111\u1ea3o chi\u1ec1u, v\u1ecb th\u1ebf s\u1ebd \u0111\u01b0\u1ee3c \u0111\u00f3ng ngay theo gi\u00e1 th\u1ecb tr\u01b0\u1eddng, kh\u00f4ng c\u1ea7n ch\u1edd TP, SL hay th\u1eddi gian s\u1ed1ng c\u1ee7a l\u1ec7nh. T\u00edn hi\u1ec7u \u0111\u00e3 \u0111\u00f3ng v\u1ecb th\u1ebf s\u1ebd kh\u00f4ng m\u1edf l\u1ec7nh m\u1edbi theo h\u01b0\u1edbng ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n<p>\u0110i\u1ec1u n\u00e0y h\u1eefu \u00edch khi th\u1ecb tr\u01b0\u1eddng \u0111\u1ea3o chi\u1ec1u nhanh sau khi v\u00e0o l\u1ec7nh: thay v\u00ec gi\u1eef m\u1ed9t v\u1ecb th\u1ebf m\u00e0 l\u00fd do m\u1edf l\u1ec7nh kh\u00f4ng c\u00f2n n\u1eefa, chi\u1ebfn l\u01b0\u1ee3c s\u1ebd tho\u00e1t ra khi kho\u1ea3n l\u1ed7 (ho\u1eb7c ph\u1ea7n l\u1ee3i nhu\u1eadn c\u00f2n l\u1ea1i) v\u1eabn c\u00f2n nh\u1ecf.<\/p>\n<h2 id=\"olr-threshold\">C\u00e1ch t\u00ednh ng\u01b0\u1ee1ng \u0111\u1ea3o chi\u1ec1u<\/h2>\n<div class=\"olr-box\">\n<p><strong>Ng\u01b0\u1ee1ng \u0111\u1ea3o chi\u1ec1u<\/strong> l\u00e0 gi\u00e1 tr\u1ecb l\u1edbn h\u01a1n trong hai gi\u00e1 tr\u1ecb sau:<\/p>\n<ul>\n<li><code>Reverse factor %<\/code> \u00d7 <code>Diff to open<\/code> (ho\u1eb7c \u00d7 <code>Min move<\/code> khi Diff to open b\u1eb1ng 0);<\/li>\n<li>m\u1ed9t ph\u1ea7n ba ch\u00eanh l\u1ec7ch t\u1ea1i th\u1eddi \u0111i\u1ec3m m\u1edf v\u1ecb th\u1ebf.<\/li>\n<\/ul>\n<\/div>\n<p>Quy t\u1eafc th\u1ee9 hai b\u1ea3o v\u1ec7 c\u00e1c v\u1ecb th\u1ebf \u0111\u01b0\u1ee3c m\u1edf v\u1edbi ch\u00eanh l\u1ec7ch l\u1edbn: t\u00edn hi\u1ec7u ban \u0111\u1ea7u c\u00e0ng l\u1edbn th\u00ec bi\u1ebfn \u0111\u1ed9ng ng\u01b0\u1ee3c chi\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u00f3ng l\u1ec7nh c\u00e0ng l\u1edbn, nh\u1edd \u0111\u00f3 nhi\u1ec5u th\u00f4ng th\u01b0\u1eddng kh\u00f4ng k\u00edch ho\u1ea1t vi\u1ec7c tho\u00e1t l\u1ec7nh.<\/p>\n<h3>V\u00ed d\u1ee5 t\u00ednh to\u00e1n<\/h3>\n<p>Diff to open l\u00e0 10 point v\u00e0 Reverse factor l\u00e0 50%. M\u1ed9t v\u1ecb th\u1ebf \u0111\u01b0\u1ee3c m\u1edf v\u1edbi ch\u00eanh l\u1ec7ch 30 point. Ng\u01b0\u1ee1ng l\u00e0 gi\u00e1 tr\u1ecb l\u1edbn h\u01a1n gi\u1eefa 50% \u00d7 10 = 5 v\u00e0 30 \/ 3 = 10, t\u1ee9c l\u00e0 <strong>10 point<\/strong>. Ch\u00eanh l\u1ec7ch ng\u01b0\u1ee3c chi\u1ec1u 7 point kh\u00f4ng g\u00e2y ra t\u00e1c \u0111\u1ed9ng g\u00ec; khi ch\u00eanh l\u1ec7ch ng\u01b0\u1ee3c chi\u1ec1u \u0111\u1ea1t 10 point, v\u1ecb th\u1ebf \u0111\u01b0\u1ee3c \u0111\u00f3ng theo gi\u00e1 th\u1ecb tr\u01b0\u1eddng.<\/p>\n<figure class=\"olr-figure\"><img decoding=\"async\" src=\"https:\/\/bjftradinggroup.com\/wp-content\/uploads\/2026\/10\/reverse-factor-exit-example-1760x800-1.webp\" alt=\"V\u00ed d\u1ee5 t\u00ednh to\u00e1n Reverse factor ph\u1ea7n tr\u0103m: v\u1ecb th\u1ebf m\u1edf v\u1edbi ch\u00eanh l\u1ec7ch 30 point, ch\u00eanh l\u1ec7ch ng\u01b0\u1ee3c chi\u1ec1u 7 point b\u1ecb b\u1ecf qua, t\u1ea1i 10 point v\u1ecb th\u1ebf \u0111\u01b0\u1ee3c \u0111\u00f3ng theo gi\u00e1 th\u1ecb tr\u01b0\u1eddng\" width=\"1760\" height=\"800\" loading=\"lazy\" \/><figcaption>V\u00ed d\u1ee5 t\u00ednh to\u00e1n: m\u1edf \u1edf 30 point, ng\u01b0\u1ee1ng max(5, 10) = 10 point; \u22127 b\u1ecb b\u1ecf qua, \u221210 \u0111\u00f3ng v\u1ecb th\u1ebf.<\/figcaption><\/figure>\n<figure class=\"olr-figure\"><img decoding=\"async\" src=\"https:\/\/bjftradinggroup.com\/wp-content\/uploads\/2026\/10\/reverse-factor-threshold-curve-1760x800-1.webp\" alt=\"Bi\u1ec3u \u0111\u1ed3 ng\u01b0\u1ee1ng \u0111\u00f3ng l\u1ec7nh \u0111\u1ea3o chi\u1ec1u theo ch\u00eanh l\u1ec7ch l\u00fac m\u1edf l\u1ec7nh v\u1edbi Reverse factor 50, 100 v\u00e0 150 ph\u1ea7n tr\u0103m v\u00e0 Diff to open b\u1eb1ng 10\" width=\"1760\" height=\"800\" loading=\"lazy\" \/><figcaption>Ng\u01b0\u1ee1ng kh\u00f4ng bao gi\u1edd th\u1ea5p h\u01a1n Reverse factor % \u00d7 Diff to open v\u00e0 t\u0103ng theo \u0111\u1ed9 l\u1edbn c\u1ee7a t\u00edn hi\u1ec7u m\u1edf l\u1ec7nh.<\/figcaption><\/figure>\n<h2 id=\"olr-rules\">Quy t\u1eafc v\u00e0 gi\u1edbi h\u1ea1n<\/h2>\n<ul class=\"olr-checks\">\n<li>Vi\u1ec7c \u0111\u00f3ng l\u1ec7nh \u0111\u1ea3o chi\u1ec1u c\u00f3 th\u1ec3 x\u1ea3y ra khi ch\u00eanh l\u1ec7ch d\u01b0\u1edbi Diff to open v\u00e0 ngo\u00e0i gi\u1edd giao d\u1ecbch, gi\u1ed1ng nh\u01b0 khi \u0111\u00f3ng b\u1eb1ng TP ho\u1eb7c SL.<\/li>\n<li>L\u1ec7nh \u0111\u00f3ng n\u00e0y <strong>kh\u00f4ng<\/strong> \u0111\u01b0\u1ee3c g\u1eedi khi spread v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n, trong th\u1eddi gian t\u1ea1m d\u1eebng giao d\u1ecbch ho\u1eb7c khi broker ch\u1eadm b\u1ecb m\u1ea5t k\u1ebft n\u1ed1i.<\/li>\n<li>T\u1ea1m d\u1eebng giao d\u1ecbch \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng l\u1ea1i sau khi \u0111\u00f3ng l\u1ec7nh \u0111\u1ea3o chi\u1ec1u.<\/li>\n<li>C\u00e1c l\u1ec7nh \u0111\u00f3ng n\u00e0y \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u trong log chi\u1ebfn l\u01b0\u1ee3c b\u1eb1ng <code>Reason: Reverse signal<\/code>, gi\u00fap b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ebfm v\u00e0 \u0111\u00e1nh gi\u00e1 ch\u00fang ri\u00eang bi\u1ec7t.<\/li>\n<li>Kh\u00f4ng k\u1ebft h\u1ee3p Reverse factor % v\u1edbi t\u00f9y ch\u1ecdn c\u0169 <strong>Reverse closing<\/strong>: khi t\u00f9y ch\u1ecdn \u0111\u00f3 \u0111\u01b0\u1ee3c b\u1eadt, Reverse factor % s\u1ebd b\u1ecb b\u1ecf qua.<\/li>\n<li>Reverse factor % kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng b\u1edfi c\u00e1c chi\u1ebfn l\u01b0\u1ee3c copy-trading (slave), ch\u1ebf \u0111\u1ed9 clicker ho\u1eb7c t\u00edn hi\u1ec7u UDP.<\/li>\n<\/ul>\n<h2 id=\"olr-tuning\">Gi\u00e1 tr\u1ecb kh\u1edfi \u0111i\u1ec3m v\u00e0 t\u1ed1i \u01b0u h\u00f3a<\/h2>\n<p>Gi\u00e1 tr\u1ecb kh\u1edfi \u0111i\u1ec3m h\u1ee3p l\u00fd cho <strong>Trend interval<\/strong> l\u00e0 <strong>50\u2013100 ms cho FX<\/strong> v\u00e0 <strong>30\u201350 ms cho v\u00e0ng, ch\u1ec9 s\u1ed1 v\u00e0 crypto<\/strong>. H\u00e3y \u0111\u1eb7t <strong>Min move l\u1edbn h\u01a1n spread th\u00f4ng th\u01b0\u1eddng c\u1ee7a broker ch\u1eadm<\/strong>, n\u1ebfu kh\u00f4ng, xung l\u1ef1c c\u00f3 th\u1ec3 nh\u1ecf h\u01a1n chi ph\u00ed v\u01b0\u1ee3t qua spread.<\/p>\n<p>T\u1eeb \u0111\u00f3, h\u00e3y \u0111\u1ec3 d\u1eef li\u1ec7u quy\u1ebft \u0111\u1ecbnh. C\u1ea3 b\u1ed1n c\u1ed9t m\u1edbi (Min move, Trend interval, Cooldown v\u00e0 Reverse factor %) \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o t\u1ed1i \u01b0u h\u00f3a, nh\u1edd v\u1eady b\u1ea1n c\u00f3 th\u1ec3 tinh ch\u1ec9nh ch\u00fang c\u00f9ng v\u1edbi c\u00e1c tham s\u1ed1 hi\u1ec7n c\u00f3 tr\u00ean d\u1eef li\u1ec7u tick l\u1ecbch s\u1eed tr\u01b0\u1edbc khi giao d\u1ecbch th\u1ef1c. <a href=\"https:\/\/bjftradinggroup.com\/latency-arbitrage-optimization-live-test\/\">Th\u1eed nghi\u1ec7m th\u1ef1c t\u1ebf gi\u1eefa thi\u1ebft l\u1eadp \u0111\u00e3 t\u1ed1i \u01b0u v\u00e0 thi\u1ebft l\u1eadp m\u1eb7c \u0111\u1ecbnh<\/a> c\u1ee7a ch\u00fang t\u00f4i cho th\u1ea5y v\u00ec sao vi\u1ec7c tinh ch\u1ec9nh tr\u00ean ch\u00ednh c\u1eb7p broker c\u1ee7a b\u1ea1n l\u1ea1i quan tr\u1ecdng.<\/p>\n<div class=\"olr-box\">\n<ol>\n<li>Ghi l\u1ea1i ho\u1eb7c t\u1ea3i d\u1eef li\u1ec7u tick cho fast feed v\u00e0 broker ch\u1eadm c\u1ee7a b\u1ea1n.<\/li>\n<li>Ch\u1ea1y backtest v\u1edbi Min move = 0 v\u00e0 Reverse factor % = 0 \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 c\u01a1 s\u1edf.<\/li>\n<li>B\u1eadt Min move trong khi v\u1eabn gi\u1eef Diff to open (ch\u1ebf \u0111\u1ed9 k\u1ebft h\u1ee3p) v\u00e0 so s\u00e1nh.<\/li>\n<li>Th\u00eam Reverse factor % v\u00e0 ki\u1ec3m tra c\u00f3 bao nhi\u00eau l\u1ec7nh \u0111\u00f3ng hi\u1ec3n th\u1ecb <code>Reason: Reverse signal<\/code> v\u00e0 ch\u00fang \u0111\u00e3 gi\u00fap ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c bao nhi\u00eau.<\/li>\n<li>T\u1ed1i \u01b0u h\u00f3a \u0111\u1ed3ng th\u1eddi b\u1ed1n gi\u00e1 tr\u1ecb m\u1edbi, sau \u0111\u00f3 x\u00e1c nh\u1eadn b\u1eb1ng m\u1ed9t l\u1ea7n ch\u1ea1y th\u1ef1c ho\u1eb7c emulator quy m\u00f4 nh\u1ecf.<\/li>\n<\/ol>\n<\/div>\n<p>H\u00e3y nh\u1edb r\u1eb1ng logic v\u00e0o l\u1ec7nh ch\u1ec9 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a to\u00e0n b\u1ed9 thi\u1ebft l\u1eadp. M\u1ed9t <a href=\"https:\/\/bjftradinggroup.com\/fast-feed-for-arbitrage\/\">fast data feed<\/a> \u0111\u00e1ng tin c\u1eady v\u00e0 \u0111\u1ed9 tr\u1ec5 m\u1ea1ng th\u1ea5p \u0111\u1ebfn broker ch\u1eadm s\u1ebd quy\u1ebft \u0111\u1ecbnh c\u00f2n l\u1ea1i bao nhi\u00eau th\u1eddi gian c\u1ee7a kho\u1ea3ng c\u01a1 h\u1ed9i khi l\u1ec7nh \u0111\u1ebfn n\u01a1i.<\/p>\n<div class=\"olr-cta\">\n<h3>Tr\u1ea3i nghi\u1ec7m v\u00e0o l\u1ec7nh theo xung l\u1ef1c v\u00e0 tho\u00e1t l\u1ec7nh \u0111\u1ea3o chi\u1ec1u trong SharpTrader<\/h3>\n<p>Min move v\u00e0 Reverse factor % c\u00f3 s\u1eb5n cho t\u1eebng c\u00f4ng c\u1ee5 trong chi\u1ebfn l\u01b0\u1ee3c OneLeg, trong giao d\u1ecbch th\u1ef1c, ch\u1ebf \u0111\u1ed9 emulator, backtesting v\u00e0 t\u1ed1i \u01b0u h\u00f3a.<\/p>\n<p><a class=\"olr-btn\" href=\"https:\/\/bjftradinggroup.com\/product\/sharptrader-forex-crypto-arbitrage\/\">N\u1ec1n t\u1ea3ng arbitrage SharpTrader<\/a> <a class=\"olr-btn olr-btn-alt\" href=\"https:\/\/bjftradinggroup.com\/latency-arbitrage\/\">H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 latency arbitrage<\/a><\/p>\n<\/div>\n<h2 id=\"olr-faq\">FAQ<\/h2>\n<h3>C\u00e1c t\u00f9y ch\u1ecdn n\u00e0y c\u00f3 thay \u0111\u1ed5i c\u00e1ch c\u00e1c chi\u1ebfn l\u01b0\u1ee3c hi\u1ec7n c\u00f3 c\u1ee7a t\u00f4i giao d\u1ecbch kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng. C\u1ea3 Min move v\u00e0 Reverse factor % \u0111\u1ec1u c\u00f3 gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh l\u00e0 0, ngh\u0129a l\u00e0 t\u1eaft. C\u00e1c chi\u1ebfn l\u01b0\u1ee3c hi\u1ec7n c\u00f3 ho\u1ea1t \u0111\u1ed9ng ch\u00ednh x\u00e1c nh\u01b0 tr\u01b0\u1edbc cho \u0111\u1ebfn khi b\u1ea1n \u0111\u1eb7t m\u1ed9t gi\u00e1 tr\u1ecb.<\/p>\n<h3>Min move v\u00e0 Diff to open kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/h3>\n<p>Diff to open xem x\u00e9t kho\u1ea3ng c\u00e1ch gi\u1eefa fast feed v\u00e0 broker ch\u1eadm. Min move xem x\u00e9t b\u1ea3n th\u00e2n fast feed \u0111\u00e3 di chuy\u1ec3n bao xa trong Trend interval. B\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng m\u1ed9t trong hai, ho\u1eb7c k\u1ebft h\u1ee3p c\u1ea3 hai \u0111\u1ec3 c\u00f3 c\u00e1c \u0111i\u1ec3m v\u00e0o l\u1ec7nh ch\u1ecdn l\u1ecdc nh\u1ea5t.<\/p>\n<h3>Vi\u1ec7c \u0111\u00f3ng l\u1ec7nh \u0111\u1ea3o chi\u1ec1u c\u00f3 m\u1edf l\u1ec7nh theo h\u01b0\u1edbng ng\u01b0\u1ee3c l\u1ea1i kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng. T\u00edn hi\u1ec7u \u0111\u00f3ng v\u1ecb th\u1ebf kh\u00f4ng m\u1edf v\u1ecb th\u1ebf m\u1edbi. M\u1ed9t l\u1ec7nh m\u1edbi c\u1ea7n c\u00f3 t\u00edn hi\u1ec7u v\u00e0o l\u1ec7nh m\u1edbi sau th\u1eddi gian t\u1ea1m d\u1eebng giao d\u1ecbch.<\/p>\n<h3>T\u00f4i c\u00f3 th\u1ec3 d\u00f9ng Reverse factor % c\u00f9ng v\u1edbi Reverse closing kh\u00f4ng?<\/h3>\n<p>Kh\u00f4ng. N\u1ebfu t\u00f9y ch\u1ecdn c\u0169 Reverse closing \u0111\u01b0\u1ee3c b\u1eadt, Reverse factor % s\u1ebd b\u1ecb b\u1ecf qua. H\u00e3y ch\u1ec9 d\u00f9ng m\u1ed9t trong hai.<\/p>\n<h3>T\u00f4i c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a c\u00e1c tham s\u1ed1 n\u00e0y kh\u00f4ng?<\/h3>\n<p>C\u00f3. Min move, Trend interval, Cooldown v\u00e0 Reverse factor % \u0111\u1ec1u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o c\u00e1c l\u1ea7n ch\u1ea1y t\u1ed1i \u01b0u h\u00f3a tr\u00ean d\u1eef li\u1ec7u l\u1ecbch s\u1eed.<\/p>\n<\/div>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Hai t\u00f9y ch\u1ecdn OneLeg m\u1edbi cho latency arbitrage: v\u00e0o l\u1ec7nh theo xung l\u1ef1c c\u1ee7a fast feed (Min move, Trend interval, Cooldown) v\u00e0 tho\u00e1t l\u1ec7nh s\u1edbm khi c\u00f3 t\u00edn hi\u1ec7u ng\u01b0\u1ee3c chi\u1ec1u (Reverse factor %), k\u00e8m s\u01a1 \u0111\u1ed3 v\u00e0 v\u00ed d\u1ee5 t\u00ednh to\u00e1n.<\/p>\n","protected":false},"author":1,"featured_media":14028,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[53],"tags":[],"class_list":["post-14027","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-arbitrage-software"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.6 (Yoast SEO v28.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Latency Arbitrage: V\u00e0o l\u1ec7nh xung l\u1ef1c, tho\u00e1t l\u1ec7nh \u0111\u1ea3o chi\u1ec1u<\/title>\n<meta name=\"description\" content=\"T\u00ecm hi\u1ec3u Min move v\u00e0 Reverse factor % trong SharpTrader: v\u00e0o l\u1ec7nh theo xung l\u1ef1c fast feed v\u00e0 tho\u00e1t l\u1ec7nh s\u1edbm cho latency arbitrage, k\u00e8m v\u00ed d\u1ee5 c\u1ee5 th\u1ec3.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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