39.4 sec in total
2.4 sec
36.7 sec
307 ms
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Visit zhenglong.luosi.comWe analyzed Zhenglong.luosi.com page load time and found that the first response time was 2.4 sec and then it took 37 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. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
zhenglong.luosi.com performance score
name
value
score
weighting
Value5.5 s
6/100
10%
Value13.6 s
0/100
25%
Value7.6 s
26/100
10%
Value0 ms
100/100
30%
Value0.116
85/100
15%
Value5.5 s
70/100
10%
2398 ms
1640 ms
1229 ms
1255 ms
2611 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 64% of them (30 requests) were addressed to the original Zhenglong.luosi.com, 23% (11 requests) were made to Img.luosi.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (19.5 sec) belongs to the original domain Zhenglong.luosi.com.
Page size can be reduced by 194.9 kB (57%)
339.2 kB
144.2 kB
In fact, the total size of Zhenglong.luosi.com main page is 339.2 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. 15% of websites need less resources to load. Javascripts take 113.4 kB which makes up the majority of the site volume.
Potential reduce by 34.3 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 6.9 kB, which is 16% 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 34.3 kB or 81% of the original size.
Potential reduce by 16.3 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, Zhenglong Luosi needs image optimization as it can save up to 16.3 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 63.2 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 63.2 kB or 56% of the original size.
Potential reduce by 81.1 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. Zhenglong.luosi.com needs all CSS files to be minified and compressed as it can save up to 81.1 kB or 84% of the original size.
Number of requests can be reduced by 11 (25%)
44
33
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zhenglong Luosi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
zhenglong.luosi.com
2398 ms
comm.css
1640 ms
common.css
1229 ms
style_02.css
1255 ms
jquery-1.7.1.min.js
2611 ms
base.js
19510 ms
jquery.cookie.js
1221 ms
shop.js
1665 ms
jquery.SuperSlide2.js
2077 ms
jquery.select.js
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loginpopup.js
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favorites.js
2419 ms
zebra_dialog.js
1305 ms
zebra_dialog.css
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api.php
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bg.jpg
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contact_show.png
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contact.png
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contact_1.png
490 ms
vip.gif
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suxian.gif
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topbar_bg.gif
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top_bg.jpg
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title_lbg.jpg
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jinat.jpg
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jiaguanz.gif
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jiatongx.gif
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liuy_kuang_bg_1.gif
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zhenglong.luosi.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
Image elements do not have [alt] attributes
Links do not have a discernible name
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.
zhenglong.luosi.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
zhenglong.luosi.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Page is blocked from indexing
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zhenglong.luosi.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Zhenglong.luosi.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.
zhenglong.luosi.com
Open Graph description is not detected on the main page of Zhenglong Luosi. 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: