D1cm.com Site Title
第一工程机械网_工程机械网_挖掘机_装载机
D1cm.com Meta Description
第一工程机械网是集工程机械领域信息交流、产品导购及应用服务于一体的综合行业门户网站。第一工程机械网拥有专业资讯库，工程机械产品导购库，二手工程机械、工程机械租赁、工程机械配件等特色应用平台，我们力求打造工程机械行业有影响力和商业价值的应用服务平台。
D1cm.com Test Results
d1cm.com Mobile Usability: 99/100
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.d1…52490684.shtml">2017北京国际道路运输车辆展开幕</a> is close to 1 other tap targets .
...
d1cm.com Mobile Speed: 51/100
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://img.d1cm.com/news/img/201705261051311080.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 309.5KiB (42% reduction).
Compressing http://img.d1cm.com/upfiles/news/img/201705261506221025.jpg could save 39KiB (85% reduction).
...
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://d1cm.com/
...
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 1 blocking script resources and 1 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.
http://m.d1cm.com/Public/wap/js/jquery-1.8.0.min.js
Optimize CSS Delivery of the following:
http://m.d1cm.com/Public/wap/css/style.css
Reduce server response time
In our test, your server responded in 0.46 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.
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 10.4KiB (76% reduction).
Compressing https://static.adm.deepleaper.com/material/js/deepleaper-sdk-1.1.6.js could save 10.4KiB (76% 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 8.5KiB (51% reduction).
Minifying https://static.adm.deepleaper.com/material/js/deepleaper-sdk-1.1.6.js could save 7.8KiB (57% 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 4.9KiB (25% reduction).
Minifying http://m.d1cm.com/ could save 2.5KiB (25% reduction) after compression.
...
Minify CSS
Compacting CSS code can save many bytes of data and speed up download and parse times.
Minify CSS for the following resources to reduce their size by 1.4KiB (17% reduction).
Minifying http://m.d1cm.com/Public/wap/css/style.css could save 1.4KiB (17% reduction) after compression.
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