{"id":9565,"date":"2026-07-29T19:06:09","date_gmt":"2026-07-29T09:06:09","guid":{"rendered":"https:\/\/www.amillex.com\/?p=9565"},"modified":"2026-07-29T19:06:10","modified_gmt":"2026-07-29T09:06:10","slug":"amillex-education-series-learn-to-trade-02-what-is-a-spread","status":"publish","type":"post","link":"https:\/\/www.amillex.com\/vi\/2026\/07\/29\/amillex-education-series-learn-to-trade-02-what-is-a-spread\/","title":{"rendered":"Chu\u1ed7i b\u00e0i gi\u1ea3ng c\u1ee7a Amillex | H\u1ecdc c\u00e1ch giao d\u1ecbch 02: Ch\u00eanh l\u1ec7ch gi\u00e1 l\u00e0 g\u00ec?"},"content":{"rendered":"

S\u1ef1 l\u00e2y lan l\u00e0 g\u00ec?<\/strong><\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u h\u00e0nh tr\u00ecnh giao d\u1ecbch, c\u00f3 r\u1ea5t nhi\u1ec1u thu\u1eadt ng\u1eef k\u1ef9 thu\u1eadt c\u1ea7n ph\u1ea3i h\u1ecdc, v\u00e0 L\u00e2y lan<\/strong> Ch\u00eanh l\u1ec7ch gi\u00e1 (spread) l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00e1i ni\u1ec7m c\u01a1 b\u1ea3n nh\u1ea5t m\u00e0 b\u1ea1n s\u1ebd g\u1eb7p ph\u1ea3i. Cho d\u00f9 b\u1ea1n \u0111ang giao d\u1ecbch ngo\u1ea1i h\u1ed1i, v\u00e0ng hay c\u00e1c c\u00f4ng c\u1ee5 t\u00e0i ch\u00ednh kh\u00e1c, spread \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn chi ph\u00ed giao d\u1ecbch c\u1ee7a b\u1ea1n, v\u00ec v\u1eady \u0111\u00e2y l\u00e0 m\u1ed9t kh\u00e1i ni\u1ec7m quan tr\u1ecdng c\u1ea7n hi\u1ec3u ngay t\u1eeb \u0111\u1ea7u.<\/p>\n\n\n\n

N\u00f3i m\u1ed9t c\u00e1ch \u0111\u01a1n gi\u1ea3n, "spread" (lan truy\u1ec1n) \u0111\u1ec1 c\u1eadp \u0111\u1ebfn... Ch\u00eanh l\u1ec7ch gi\u1eefa gi\u00e1 Mua (Ask) v\u00e0 gi\u00e1 B\u00e1n (Bid)<\/strong> C\u1ee7a m\u1ed9t c\u00f4ng c\u1ee5 giao d\u1ecbch. Khi b\u1ea1n m\u1edf m\u1ed9t n\u1ec1n t\u1ea3ng giao d\u1ecbch v\u00e0 xem b\u00e1o gi\u00e1 th\u1ecb tr\u01b0\u1eddng, b\u1ea1n th\u01b0\u1eddng s\u1ebd th\u1ea5y hai m\u1ee9c gi\u00e1 kh\u00e1c nhau. S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai m\u1ee9c gi\u00e1 n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ch\u00eanh l\u1ec7ch gi\u00e1 (spread).<\/p>\n\n\n\n

<\/div>\n\n\n\n

M\u1ee9c ch\u00eanh l\u1ec7ch \u0111\u01b0\u1ee3c t\u00ednh nh\u01b0 th\u1ebf n\u00e0o?<\/strong><\/p>\n\n\n\n

Trong th\u1ecb tr\u01b0\u1eddng t\u00e0i ch\u00ednh, gi\u00e1 mua v\u00e0 gi\u00e1 b\u00e1n kh\u00f4ng ho\u00e0n to\u00e0n gi\u1ed1ng nhau. S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa ch\u00fang th\u1ec3 hi\u1ec7n m\u1ee9c ch\u00eanh l\u1ec7ch gi\u00e1 (spread). V\u00ed d\u1ee5, t\u1ef7 gi\u00e1 EUR\/USD c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb nh\u01b0 sau:<\/p>\n\n\n\n

Gi\u00e1 mua (Gi\u00e1 ch\u00e0o b\u00e1n): 1.1702
Gi\u00e1 b\u00e1n (Gi\u00e1 ch\u00e0o mua): 1.1700<\/p>\n\n\n\n

S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa hai m\u1ee9c gi\u00e1 n\u00e0y l\u00e0 0.0002<\/strong>, b\u1eb1ng 2 Pips<\/strong>.<\/p>\n\n\n\n

C\u00e1c c\u00f4ng c\u1ee5 giao d\u1ecbch kh\u00e1c nhau c\u00f3 c\u1ea5u tr\u00fac gi\u00e1 v\u00e0 m\u1ee9c \u0111\u1ed9 bi\u1ebfn \u0111\u1ed9ng kh\u00e1c nhau, do \u0111\u00f3 c\u00e1ch t\u00ednh ch\u00eanh l\u1ec7ch gi\u00e1 (spread) c\u00f3 th\u1ec3 kh\u00e1c nhau gi\u1eefa c\u00e1c s\u1ea3n ph\u1ea9m. Ngo\u1ea1i h\u1ed1i, v\u00e0ng, ch\u1ec9 s\u1ed1 v\u00e0 c\u00e1c c\u00f4ng c\u1ee5 kh\u00e1c c\u00f3 th\u1ec3 c\u00f3 c\u00e1c \u0111i\u1ec1u ki\u1ec7n ch\u00eanh l\u1ec7ch gi\u00e1 kh\u00e1c nhau. C\u00e1c nh\u00e0 giao d\u1ecbch th\u01b0\u1eddng theo d\u00f5i ch\u00eanh l\u1ec7ch gi\u00e1 d\u1ef1a tr\u00ean \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a c\u00f4ng c\u1ee5 v\u00e0 m\u00f4i tr\u01b0\u1eddng th\u1ecb tr\u01b0\u1eddng hi\u1ec7n t\u1ea1i.<\/p>\n\n\n\n

<\/div>\n\n\n\n

T\u1ea1i sao \u0111\u1ed9 lan t\u1ecfa l\u1ea1i quan tr\u1ecdng?<\/strong><\/p>\n\n\n\n

Ch\u00eanh l\u1ec7ch gi\u00e1 mua b\u00e1n (spread) l\u00e0 m\u1ed9t ph\u1ea7n chi ph\u00ed giao d\u1ecbch. Khi b\u1ea1n m\u1edf m\u1ed9t v\u1ecb th\u1ebf, gi\u00e1 th\u1ecb tr\u01b0\u1eddng c\u1ea7n ph\u1ea3i v\u01b0\u1ee3t qua m\u1ee9c ch\u00eanh l\u1ec7ch gi\u00e1 mua b\u00e1n tr\u01b0\u1edbc khi giao d\u1ecbch c\u00f3 th\u1ec3 \u0111\u1ea1t tr\u1ea1ng th\u00e1i sinh l\u1eddi. Hi\u1ec3u \u0111\u01b0\u1ee3c c\u00e1ch ch\u00eanh l\u1ec7ch gi\u00e1 mua b\u00e1n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn giao d\u1ecbch c\u1ee7a b\u1ea1n l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng trong vi\u1ec7c qu\u1ea3n l\u00fd chi ph\u00ed giao d\u1ecbch.<\/p>\n\n\n\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a ch\u00eanh l\u1ec7ch gi\u00e1 mua b\u00e1n (spread) c\u0169ng c\u00f3 th\u1ec3 kh\u00e1c nhau t\u00f9y thu\u1ed9c v\u00e0o phong c\u00e1ch giao d\u1ecbch. C\u00e1c nh\u00e0 giao d\u1ecbch ng\u1eafn h\u1ea1n th\u01b0\u1eddng xuy\u00ean tham gia v\u00e0 r\u00fat kh\u1ecfi th\u1ecb tr\u01b0\u1eddng c\u00f3 th\u1ec3 ch\u00fa \u00fd h\u01a1n \u0111\u1ebfn s\u1ef1 thay \u0111\u1ed5i c\u1ee7a spread, trong khi c\u00e1c nh\u00e0 giao d\u1ecbch d\u00e0i h\u1ea1n c\u00f3 th\u1ec3 t\u1eadp trung h\u01a1n v\u00e0o xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng t\u1ed5ng th\u1ec3 v\u00e0 chi\u1ebfn l\u01b0\u1ee3c giao d\u1ecbch.<\/p>\n\n\n\n

<\/div>\n\n\n\n

Nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0o \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 l\u00e2y lan?<\/strong><\/p>\n\n\n\n

M\u1ee9c ch\u00eanh l\u1ec7ch gi\u00e1 (spread) kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u1ed1 \u0111\u1ecbnh v\u00e0 c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y thu\u1ed9c v\u00e0o c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ecb tr\u01b0\u1eddng kh\u00e1c nhau. C\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u00ednh thanh kho\u1ea3n c\u1ee7a th\u1ecb tr\u01b0\u1eddng, gi\u1edd giao d\u1ecbch, bi\u1ebfn \u0111\u1ed9ng th\u1ecb tr\u01b0\u1eddng v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a c\u00e1c c\u00f4ng c\u1ee5 giao d\u1ecbch kh\u00e1c nhau \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1ee9c ch\u00eanh l\u1ec7ch gi\u00e1.<\/p>\n\n\n\n

Nh\u00ecn chung, ch\u00eanh l\u1ec7ch gi\u00e1 mua b\u00e1n (spread) c\u00f3 th\u1ec3 \u1ed5n \u0111\u1ecbnh h\u01a1n trong c\u00e1c giai \u0111o\u1ea1n thanh kho\u1ea3n cao v\u00e0 th\u1ecb tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng s\u00f4i n\u1ed5i. Tuy nhi\u00ean, trong c\u00e1c giai \u0111o\u1ea1n bi\u1ebfn \u0111\u1ed9ng m\u1ea1nh ho\u1eb7c thanh kho\u1ea3n th\u1ea5p, ch\u00eanh l\u1ec7ch gi\u00e1 mua b\u00e1n c\u00f3 th\u1ec3 thay \u0111\u1ed5i. Hi\u1ec3u r\u00f5 c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y c\u00f3 th\u1ec3 gi\u00fap c\u00e1c nh\u00e0 giao d\u1ecbch \u0111\u00e1nh gi\u00e1 m\u00f4i tr\u01b0\u1eddng th\u1ecb tr\u01b0\u1eddng t\u1ed1t h\u01a1n.<\/p>\n\n\n\n

<\/div>\n\n\n\n

Hi\u1ec3u v\u1ec1 ch\u00eanh l\u1ec7ch gi\u00e1 v\u00e0 x\u00e2y d\u1ef1ng n\u1ec1n t\u1ea3ng giao d\u1ecbch c\u1ee7a b\u1ea1n<\/strong><\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi ng\u01b0\u1eddi m\u1edbi b\u1eaft \u0111\u1ea7u, ch\u00eanh l\u1ec7ch gi\u00e1 (spread) l\u00e0 m\u1ed9t trong nh\u1eefng kh\u00e1i ni\u1ec7m thi\u1ebft y\u1ebfu c\u1ea7n hi\u1ec3u khi b\u01b0\u1edbc v\u00e0o th\u1ebf gi\u1edbi giao d\u1ecbch. N\u00f3 kh\u00f4ng ch\u1ec9 th\u1ec3 hi\u1ec7n s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa gi\u00e1 mua v\u00e0 gi\u00e1 b\u00e1n m\u00e0 c\u00f2n n\u00eau b\u1eadt m\u1ed9t y\u1ebfu t\u1ed1 chi ph\u00ed quan tr\u1ecdng li\u00ean quan \u0111\u1ebfn giao d\u1ecbch.<\/p>\n\n\n\n

Khi b\u1ea1n hi\u1ec3u v\u1ec1 ch\u00eanh l\u1ec7ch gi\u00e1 (spread), vi\u1ec7c h\u1ecdc c\u00e1c kh\u00e1i ni\u1ec7m giao d\u1ecbch kh\u00e1c nh\u01b0 pip, c\u1eaft l\u1ed7, ch\u1ed1t l\u1eddi v\u00e0 qu\u1ea3n l\u00fd r\u1ee7i ro s\u1ebd tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n. Ki\u1ebfn th\u1ee9c giao d\u1ecbch \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng t\u1eebng b\u01b0\u1edbc, v\u00e0 hi\u1ec3u v\u1ec1 ch\u00eanh l\u1ec7ch gi\u00e1 l\u00e0 m\u1ed9t trong nh\u1eefng b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 ph\u00e1t tri\u1ec3n n\u1ec1n t\u1ea3ng giao d\u1ecbch v\u1eefng ch\u1eafc h\u01a1n.<\/p>\n\n\n\n

<\/div>","protected":false},"excerpt":{"rendered":"

What Is Spread? For beginners who are just starting their trading journey, there are many technical terms to learn, and Spread is one of the most fundamental concepts you will come across. Whether you are trading forex, gold, or other financial instruments, spread can affect your trading costs, making it an important concept to understand […]<\/p>\n","protected":false},"author":11,"featured_media":9566,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[6],"tags":[],"class_list":["post-9565","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-education","entry","has-media"],"_links":{"self":[{"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/posts\/9565","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/comments?post=9565"}],"version-history":[{"count":1,"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/posts\/9565\/revisions"}],"predecessor-version":[{"id":9567,"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/posts\/9565\/revisions\/9567"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/media\/9566"}],"wp:attachment":[{"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/media?parent=9565"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/categories?post=9565"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.amillex.com\/vi\/wp-json\/wp\/v2\/tags?post=9565"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}