18.4 sec in total
652 ms
17.2 sec
510 ms
Click here to check amazing Pcsj content. Otherwise, check out these important facts you probably never knew about pcsj.com.cn
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Visit pcsj.com.cnWe analyzed Pcsj.com.cn page load time and found that the first response time was 652 ms and then it took 17.7 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.
pcsj.com.cn performance score
name
value
score
weighting
Value3.9 s
25/100
10%
Value10.9 s
0/100
25%
Value12.1 s
4/100
10%
Value250 ms
84/100
30%
Value0.525
14/100
15%
Value5.9 s
66/100
10%
652 ms
793 ms
231 ms
442 ms
443 ms
Our browser made a total of 130 requests to load all elements on the main page. We found that 92% of them (119 requests) were addressed to the original Pcsj.com.cn, 7% (9 requests) were made to Wt.zoosnet.net and 2% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (13.9 sec) belongs to the original domain Pcsj.com.cn.
Page size can be reduced by 1.8 MB (11%)
16.1 MB
14.3 MB
In fact, the total size of Pcsj.com.cn main page is 16.1 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. 55% of websites need less resources to load. Images take 16.1 MB which makes up the majority of the site volume.
Potential reduce by 52.9 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 19.7 kB, which is 33% 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 52.9 kB or 88% of the original size.
Potential reduce by 1.8 MB
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, Pcsj needs image optimization as it can save up to 1.8 MB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 1.3 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. Pcsj.com.cn has all CSS files already compressed.
Number of requests can be reduced by 16 (13%)
125
109
The browser has sent 125 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pcsj. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
pcsj.com.cn
652 ms
www.pcsj.com.cn
793 ms
style.css
231 ms
swiper.min.css
442 ms
odometer-theme-default.css
443 ms
index.css
445 ms
jquery-1.9.1.min.js
1093 ms
script.common.js
446 ms
jquery.cookie.js
654 ms
common.js
655 ms
swiper.min.js
1308 ms
odometer.js
880 ms
jquery.dotdotdot.js
1079 ms
lsjs.aspx
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199 ms
JS_Float.aspx
400 ms
sidenav_logo.png
427 ms
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sidenav_menu.png
252 ms
footer_qr.png
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header_menu.png
850 ms
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pcsj.com.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
Form elements do not have associated labels
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.
pcsj.com.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
pcsj.com.cn 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
Image elements do not have [alt] attributes
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 doesn't use legible font sizes
Tap targets are not sized appropriately
ZH
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pcsj.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Pcsj.com.cn 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.
pcsj.com.cn
Open Graph description is not detected on the main page of Pcsj. 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: