3.9 sec in total
196 ms
3 sec
641 ms
Click here to check amazing Zoslong Hvac content. Otherwise, check out these important facts you probably never knew about zoslonghvac.com
Zhongxinglong established in 1999 is a specialized manufacturer of air conditioning equipment. Including air dampers,Including Air Grille,Air Damper,Hvac Air Filter,Air Duct.
Visit zoslonghvac.comWe analyzed Zoslonghvac.com page load time and found that the first response time was 196 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
zoslonghvac.com performance score
name
value
score
weighting
Value3.2 s
43/100
10%
Value11.4 s
0/100
25%
Value8.3 s
19/100
10%
Value280 ms
81/100
30%
Value0.945
3/100
15%
Value14.2 s
9/100
10%
196 ms
333 ms
100 ms
139 ms
143 ms
Our browser made a total of 83 requests to load all elements on the main page. We found that 94% of them (78 requests) were addressed to the original Zoslonghvac.com, 2% (2 requests) were made to Googletagmanager.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (897 ms) belongs to the original domain Zoslonghvac.com.
Page size can be reduced by 65.3 kB (2%)
3.6 MB
3.5 MB
In fact, the total size of Zoslonghvac.com main page is 3.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 70% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.
Potential reduce by 37.2 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. This page needs HTML code to be minified as it can gain 11.6 kB, which is 25% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 37.2 kB or 80% of the original size.
Potential reduce by 17.5 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. Zoslong Hvac images are well optimized though.
Potential reduce by 7.4 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. This website has mostly compressed JavaScripts.
Potential reduce by 3.3 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. Zoslonghvac.com has all CSS files already compressed.
Number of requests can be reduced by 20 (26%)
76
56
The browser has sent 76 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zoslong Hvac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
zoslonghvac.com
196 ms
www.zoslonghvac.com
333 ms
bootstrap.css
100 ms
font-awesome.min.css
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style.css
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meanmenu.min.css
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jquery-1.8.3.js
217 ms
bootstrap.min.js
153 ms
demo.js
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jquery.flexisel.js
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jquery.velocity.min.js
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mainscript.js
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pgwmenu.min.js
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jquery.blockUI.js
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common.js
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index.js
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inquirydone.js
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main.js
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zoslonghvac.com 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.
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
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
zoslonghvac.com 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
Browser errors were logged to the console
zoslonghvac.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zoslonghvac.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Zoslonghvac.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
zoslonghvac.com
Open Graph description is not detected on the main page of Zoslong Hvac. 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: