30.1 sec in total
4 sec
25.9 sec
246 ms
Welcome to jrzl.hvacr.cn homepage info - get ready to check Jrzl Hvacr best content for China right away, or after learning these important things about jrzl.hvacr.cn
天津市君睿制冷设备有限公司是一家主营冷库板,冷库门,制冷设备的经销商 制造商 工程商 。联系电话:022-18142211-263
Visit jrzl.hvacr.cnWe analyzed Jrzl.hvacr.cn page load time and found that the first response time was 4 sec and then it took 26.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
jrzl.hvacr.cn performance score
name
value
score
weighting
Value7.2 s
1/100
10%
Value8.0 s
2/100
25%
Value12.5 s
3/100
10%
Value140 ms
95/100
30%
Value0.133
81/100
15%
Value9.8 s
28/100
10%
4013 ms
853 ms
858 ms
879 ms
861 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 32% of them (19 requests) were addressed to the original Jrzl.hvacr.cn, 50% (30 requests) were made to I.hvacr.cn and 5% (3 requests) were made to Img1.hvacr.cn. The less responsive or slowest element that took the longest time to load (11.8 sec) belongs to the original domain Jrzl.hvacr.cn.
Page size can be reduced by 94.4 kB (46%)
205.2 kB
110.7 kB
In fact, the total size of Jrzl.hvacr.cn main page is 205.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Images take 90.6 kB which makes up the majority of the site volume.
Potential reduce by 26.5 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 26.5 kB or 82% of the original size.
Potential reduce by 10.9 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Jrzl Hvacr needs image optimization as it can save up to 10.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 35.4 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 35.4 kB or 64% of the original size.
Potential reduce by 21.6 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Jrzl.hvacr.cn needs all CSS files to be minified and compressed as it can save up to 21.6 kB or 81% of the original size.
Number of requests can be reduced by 17 (29%)
58
41
The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jrzl Hvacr. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.
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jquery.XYTipsWindow.min.2.8.js
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jrzl.hvacr.cn accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
jrzl.hvacr.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
jrzl.hvacr.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
ZH
ZH
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jrzl.hvacr.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Jrzl.hvacr.cn main page’s claimed encoding is gb2312. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
jrzl.hvacr.cn
Open Graph description is not detected on the main page of Jrzl Hvacr. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: