21its.com Site Title

智能交通网 - 中国智能交通领域权威咨询传媒

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 Desktop Speed: 18/100

Quick overview:
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 2.7MiB (78% reduction).
Compressing and resizing http://manage.21its.com/UpLoadPic/ueditor/201705/6363184593733791589484714.png could save 250.5KiB (74% 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://21its.com/css/base.css (expiration not specified)
...
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 127.3KiB (74% reduction).
Compressing http://sgoutong.baidu.com/embed/1501419009/asset/embed/pc_nb.js could save 86.8KiB (70% 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.
None of the above-the-fold content on your page could be rendered without waiting for the following resources to load. Try to defer or asynchronously load blocking resources, or inline the critical portions of those resources directly in the HTML.
Remove render-blocking JavaScript:
http://21its.com/js/jquery.min.js
...
Optimize CSS Delivery of the following:
http://21its.com/css/base.css
...
Reduce server response time
In our test, your server responded in 0.67 seconds. There are many factors that can slow down your server response time. Please read our recommendations to learn how you can monitor and measure where your server is spending the most 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 2.3KiB (11% reduction).
Minifying http://21its.com/ could save 2.3KiB (11% reduction) after compression.

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