21its.com Site Title

智能交通网 - 中国智能交通领域权威资讯传媒

21its.com Meta Description

智能交通网创建于 2006 年 7 月 7 日,是中国智能交通领域网络传媒的开创者。经过多年稳健发展,智能交通网已经成长为智能交通行业信息量最大、专业性最强、功能最完善的行业门户网站。智能交通网为智能交通产品生产商、产品代理商、系统集成商、最终用户等提供全面准确的智能交通产品、技术、市场等信息,为智能交通企业提供系统的、“e化”的市场服务。多元高效地帮助企业有效获取用户需求以便更快捷地服务用户,帮助企业降低市场宣传成本,塑造企业社会形象,提高企业市场地位。

21its.com Test Results

21its.com Mobile Usability: 67/100

Quick overview:
Size content to viewport
The page content is too wide for the viewport, forcing the user to scroll horizontally. Size the page content to the viewport to provide a better user experience.
The page content is 1,020 CSS pixels wide, but the viewport is only 411 CSS pixels wide. The following elements fall outside the viewport:
The element <input id="searchkeyword" type="text" class="txt left"> falls outside the viewport.
...
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 <input id="headbut" type="button" class="btn icon left"> is close to 1 other tap targets.
...

21its.com Mobile Speed: 37/100

Quick overview:
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://file.21its.com/magazine/img/201506.jpg (expiration not specified)
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 546.7KiB (42% reduction).
Compressing http://file.21its.com/uploadpic//Pic/Ad//201511/2015111010452300001.jpg could save 28KiB (50% reduction).
...
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 4 blocking script resources and 2 blocking CSS resources. This causes a delay in rendering your page.
Remove render-blocking JavaScript:
http://www.21its.com/js/jquery.min.js
...
Optimize CSS Delivery of the following:
http://www.21its.com/css/base.css
...
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 63.5KiB (71% reduction).
Compressing http://s.goutong.baidu.com/embed/1476248204/asset/embed/mobile_nb.js could save 55KiB (70% reduction).
...
Reduce server response time
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 2.4KiB (12% reduction).
Minifying http://www.21its.com/ could save 2.4KiB (12% reduction) after compression.

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