Chinahvacr.com Site Title

空调制冷网 制冷 暖通空调 制冷技术 暖通技术 空调技术 暖通空调制冷行业门户网站

Chinahvacr.com Meta Description

空调制冷暖通行业最大门户网站,提供工程,产品,技术资料下载,节能减排,教学科研,专家答疑,热点讨论,最新行业资讯,企业品牌宣传,人才招聘以及产品市场推广等服务,致力于创建暖通空调行业资讯传播、技术交流及管理营销的专业网络信息服务平台

Chinahvacr.com Test Results

chinahvacr.com Mobile Usability: 89/100

Quick overview:
Configure the viewport
Your page specifies a fixed-width desktop viewport. Use a responsive viewport to allow your page to render properly on all devices.
Configuring a viewport specifying width=device-width instead of width=640 will allow your page to adapt for devices of various widths. This may require additional work to adapt your styling for smaller screens.
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="javascript:" class="nownav">1</a> is close to 1 other tap targets .
...

chinahvacr.com Mobile Speed: 71/100

Quick overview:
Eliminate render-blocking JavaScript and CSS in above-the-fold content
Your page has 7 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.
Remove render-blocking JavaScript:
http://www.chinahvacr.com/lang/zh-cn/lang.js
...
Optimize CSS Delivery of the following:
http://www.chinahvacr.com/wap/image/style/style.css
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://c.cnzz.com/core.php?web_id=341779&show=pic&t=z (15 minutes)
...
Optimize images
Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 51.8KiB (52% reduction).
Compressing http://www.chinahvacr.com/wap/image/images/logo_01.jpg could save 41.9KiB (80% reduction).
...
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 9.1KiB (61% reduction).
Compressing http://s45.cnzz.com/stat.php?id=341779&web_id=341779&show=pic could save 7.5KiB (65% 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 1.6KiB (19% reduction).
Minifying http://www.chinahvacr.com/skin/default/style/js/search/jquery.select.js could save 495B (50% reduction) after compression.
...
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 627B (11% reduction).
Minifying http://www.chinahvacr.com/wap/ could save 627B (11% 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 566B (12% reduction).
Minifying http://www.chinahvacr.com/wap/image/style/style.css could save 566B (12% reduction) after compression.

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