bitauto.com 【汽车网站_汽车大全_汽车报价_汽车图片】-手机易车网

Mobile Usability

99/100

Good

Mobile Speed

54/100

Bad

Last tested: 2017-08-27

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bitauto.com Mobile Usability: 99/100
bitauto.com Mobile Usability Test Quick Overview

Size tap targets appropriately

Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <a href="http://news.bi…806801712.html">8万元左右可以拿下这些合资三…最后的合资情结...</a> is close to 1 other tap targets.
bitauto.com Mobile Speed: 54/100
bitauto.com Mobile Speed Test Quick Overview

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Your page has 2 blocking script resources and 1 blocking CSS resources. This causes a delay in rendering your page.
http://ip.yiche.com/iplocation/setcookie.ashx
http://image.bitautoimg.com/uimg/wap/js/jquery-1.8.0.min.js
Optimize CSS Delivery of the following:
http://image.bitautoimg.com/uimg/css/00049/myiche2…0170428135925-1175.css
Avoid landing page redirects

Your page has 2 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://bitauto.com/
http://www.bitauto.com/
http://m.yiche.com/
Optimize images

Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 167.9KiB (35% reduction).
Compressing http://gimg1.bitautoimg.com/ResourceFiles/0/3/370/20170425104100705.jpg could save 45.3KiB (47% reduction).
Compressing http://img2.bitautoimg.com/bitauto/2017/01/05/5696…-9284-3305450232ba.jpg could save 24KiB (39% reduction).
Compressing http://img1.ctags.net/precision/mat/9dde837822d6a696b3a7f9d5242e92df.jpg could save 9.2KiB (28% reduction).
Compressing http://gimg1.bitautoimg.com/ResourceFiles/0/3/375/20170505112851103.jpg could save 8.1KiB (43% reduction).
Compressing https://image.gentags.com/pmp/20170421/7cd71754bd0b8f74f7d30d3956738f76.jpg could save 7.5KiB (25% reduction).
Compressing http://gimg1.bitautoimg.com/ResourceFiles/0/3/369/20170421100346132.jpg could save 6.8KiB (20% reduction).
Compressing https://image.gentags.com/pmp/20170505/fbe10e7d656cebeb3156f5a84e55ed77.jpg could save 6.7KiB (21% reduction).
Compressing http://img1.ctags.net/precision/mat/5b80c07b5ce225f3b7ce7244dd775e88.jpg could save 6.3KiB (24% reduction).
Compressing http://gimg1.bitautoimg.com/ResourceFiles/0/3/369/20170420043252795.jpg could save 6.1KiB (65% reduction).
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Compressing http://image.bitautoimg.com/uimg/mbt2015/images/nav_ico_all.png could save 4.4KiB (27% reduction).
Compressing http://gimg1.bitautoimg.com/ResourceFiles/0/3/369/20170419023557148.jpg could save 4.2KiB (53% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2016/images/ico_nav_all.png could save 3.4KiB (27% reduction).
Compressing http://img5.taoche.cn/1d/021703hfjj.jpg could save 3.1KiB (25% reduction).
Compressing http://gimg1.bitautoimg.com/ResourceFiles/0/3/371/20170425034848881.jpg could save 2.8KiB (50% reduction).
Compressing http://image.bitautoimg.com/bt/car/default/images/…nd/png/55/m_136_55.png could save 2.8KiB (34% reduction).
Compressing http://image.bitautoimg.com/bitauto/2016/05/30/a99…-bf7f-50da66f3d254.png could save 2.8KiB (24% reduction).
Compressing http://gimg1.bitautoimg.com/ResourceFiles/0/3/335/20161230064139944.png could save 2.7KiB (43% reduction).
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Compressing http://image.bitautoimg.com/bt/car/default/images/…and/png/55/m_21_55.png could save 2.7KiB (38% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2016/images/ico_zhibo_box.png could save 1.4KiB (33% reduction).
Compressing http://image.bitautoimg.com/bitauto/2017/03/21/b21…-842c-f1f2b0e8dc8c.png could save 1.2KiB (13% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2015/images/m_ico_video_w.png could save 1.1KiB (51% reduction).
Compressing http://img3.bitautoimg.com/bitauto//2015/06/24/164917298.png could save 1.1KiB (15% reduction).
Compressing http://gimg1.bitautoimg.com/ResourceFiles/0/3/335/20170101041807845.jpg could save 1.1KiB (41% reduction).
Compressing http://gimg2.bitautoimg.com/resourcefiles/icon-ad.png could save 937B (79% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2015/images/ico_arrow_right.png could save 926B (71% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2015/images/ico_arrow_top.png could save 869B (79% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2016/images/ico_refresh.png could save 813B (57% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2016/images/ico_m_comment.png could save 807B (55% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2016/images/ico_zhibo2.png could save 688B (18% reduction).
Compressing http://image.bitautoimg.com/uimg/mbt2015/images/ico_top_search.png could save 603B (34% reduction).
Leverage browser caching

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
http://g.yccdn.com/ (expiration not specified)
http://ip.yiche.com/iplocation/setcookie.ashx (expiration not specified)
https://image.gentags.com/pmp/20170421/7cd71754bd0b8f74f7d30d3956738f76.jpg (expiration not specified)
https://image.gentags.com/pmp/20170504/0586896e330e45e3aa2a4eafb727dd8f.jpg (expiration not specified)
https://image.gentags.com/pmp/20170505/fbe10e7d656cebeb3156f5a84e55ed77.jpg (expiration not specified)
http://www.bitauto.com/indexWeb2/GetJsonData.aspx?…k=callback_GetJsonData (7.2 minutes)
http://img1.ctags.net/precision/mat/5b80c07b5ce225f3b7ce7244dd775e88.jpg (10 minutes)
http://img1.ctags.net/precision/mat/9dde837822d6a696b3a7f9d5242e92df.jpg (10 minutes)
http://img1.ctags.net/precision/primer/dfm_utf8.js?1493647200000 (10 minutes)
http://js.ctags.cn/9/j2.js (10 minutes)
http://js.ctags.cn/dc.js?10 (10 minutes)
http://api.admin.bitauto.com/city/getcity.ashx?req…ck=CallbackGetCityInfo (27.8 minutes)
http://api.car.bitauto.com/CarInfo/GetSerialInfo.a…llback=HelpCarCallback (60 minutes)
Enable compression

Compressing resources with gzip or deflate can reduce the number of bytes sent over the network.
Enable compression for the following resources to reduce their transfer size by 34.2KiB (68% reduction).
Compressing http://img1.bitautoimg.com/M/Index/2016/js/Index.js?v=20170504 could save 19.5KiB (76% reduction).
Compressing http://bglog.bitauto.com/bglogpostlog.js?v=20170504 could save 4.2KiB (65% reduction).
Compressing http://bglog.bitauto.com/getbglog.js?v=20170210 could save 2.7KiB (61% reduction).
Compressing http://pmprtb-yiche.gentags.net/yiche/bid?zone_id=35&divid=obj_12 could save 1.7KiB (54% reduction).
Compressing http://pmprtb-yiche.gentags.net/yiche/bid?zone_id=37&divid=obj_14 could save 1.7KiB (56% reduction).
Compressing http://pmprtb-yiche.gentags.net/yiche/bid?zone_id=36&divid=obj_13 could save 1.7KiB (56% reduction).
Compressing http://image.bitautoimg.com/wap/js/DownloadPriceApp2016.06.29.js could save 1.4KiB (61% reduction).
Compressing http://image.bitautoimg.com/comment/js/CommentCount.min.js?v=1 could save 1.3KiB (53% reduction).
Minify JavaScript

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 22KiB (33% reduction).
Minifying http://img1.bitautoimg.com/M/Index/2016/js/Index.js?v=20170504 could save 11.3KiB (45% reduction).
Minifying http://js.ctags.cn/dc.js?10 could save 4.3KiB (41% reduction) after compression.
Minifying http://js.ctags.cn/9/j2.js could save 2.8KiB (28% reduction) after compression.
Minifying http://bglog.bitauto.com/bglogpostlog.js?v=20170504 could save 945B (15% reduction).
Minifying http://image.bitautoimg.com/wap/js/DownloadPriceApp2016.06.29.js could save 754B (32% reduction).
Minifying http://image.bitautoimg.com/bt/webtrends/dcs_tag_wapnew.js?20160602 could save 747B (16% reduction) after compression.
Minifying http://g.yccdn.com/ could save 631B (24% reduction) after compression.
Minifying http://bglog.bitauto.com/getbglog.js?v=20170210 could save 580B (13% reduction).
Minify HTML

Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 3KiB (15% reduction).
Minifying http://m.yiche.com/ could save 3KiB (15% reduction) after compression.

bitauto.com Mobile Resources


Total Resources155
Number of Hosts46
Static Resources104
JavaScript Resources47
CSS Resources1

bitauto.com Mobile Resource Breakdown