Tools & Wizards About Us
english.crcc.cn screenshot

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 50

    SEO

    Google-friendlier than
    19% of websites

english.crcc.cn

China Railway Construction Corporation Limited

Page Load Speed

33.9 sec in total

First Response

1.6 sec

Resources Loaded

32.1 sec

Page Rendered

96 ms

english.crcc.cn screenshot

About Website

Welcome to english.crcc.cn homepage info - get ready to check English Crcc best content for China right away, or after learning these important things about english.crcc.cn

China Railway Construction Corporation Limited

Visit english.crcc.cn

Key Findings

We analyzed English.crcc.cn page load time and found that the first response time was 1.6 sec and then it took 32.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% 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.

Performance Metrics

english.crcc.cn performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value17.1 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.01

100/100

15%

TTI (Time to Interactive)

Value12.7 s

14/100

10%

Network Requests Diagram

english.crcc.cn

1645 ms

jquery.js

1025 ms

urite.min.js

680 ms

default.css

684 ms

module.css

685 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 69% of them (34 requests) were addressed to the original English.crcc.cn, 12% (6 requests) were made to Hq.sinajs.cn and 4% (2 requests) were made to Taobao.com. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source .

Page Optimization Overview & Recommendations

Page size can be reduced by 206.9 kB (58%)

Content Size

358.9 kB

After Optimization

152.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of English.crcc.cn main page is 358.9 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. 25% of websites need less resources to load. Javascripts take 117.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 31.4 kB

  • Original 39.6 kB
  • After minification 36.9 kB
  • After compression 8.2 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. 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 31.4 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 2.3 kB

  • Original 98.0 kB
  • After minification 95.7 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. English Crcc images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 86.2 kB

  • Original 117.9 kB
  • After minification 94.6 kB
  • After compression 31.7 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 86.2 kB or 73% of the original size.

CSS Optimization

-84%

Potential reduce by 87.0 kB

  • Original 103.5 kB
  • After minification 77.4 kB
  • After compression 16.5 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. English.crcc.cn needs all CSS files to be minified and compressed as it can save up to 87.0 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (58%)

Requests Now

43

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of English Crcc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

english.crcc.cn

english.crcc.cn

1645 ms

jquery.js

jquery.js

1025 ms

urite.min.js

urite.min.js

680 ms

default.css

default.css

684 ms

module.css

module.css

685 ms

index.css

index.css

1358 ms

portal.css

portal.css

2070 ms

Globalstech.css

Globalstech.css

1364 ms

Menu.css

Menu.css

2387 ms

dnncore.js

dnncore.js

1687 ms

Globalstech.js

Globalstech.js

2046 ms

flowplayer-3.2.6.min.js

flowplayer-3.2.6.min.js

2043 ms

flv.js

flv.js

3939 ms

jquery.cookie.js

jquery.cookie.js

2382 ms

big5.js

big5.js

2734 ms

1706271652517474.js

1706271652517474.js

2736 ms

1706271652513936.js

1706271652513936.js

4610 ms

1706271652518176.js

1706271652518176.js

3082 ms

1706271652517178.js

1706271652517178.js

3080 ms

pagecontrol.js

pagecontrol.js

3440 ms

,_data_uri_useable=1

,_data_uri_useable=1

1 ms

1706271357179933917.jpg

1706271357179933917.jpg

1410 ms

1706271357179589867.jpg

1706271357179589867.jpg

2058 ms

1706271357180436964.jpg

1706271357180436964.jpg

924 ms

1706271611261344724.jpg

1706271611261344724.jpg

363 ms

1706271611432604985.jpg

1706271611432604985.jpg

719 ms

1706271614044315893.jpg

1706271614044315893.jpg

1450 ms

1706271357179979580.jpg

1706271357179979580.jpg

713 ms

1706271616383369881.jpg

1706271616383369881.jpg

947 ms

1709041507531302788.png

1709041507531302788.png

1430 ms

1706271357180347493.jpg

1706271357180347493.jpg

1436 ms

hq.sinajs.cn

hq.sinajs.cn

2027 ms

mail.htm

mail.htm

1671 ms

z_stat.php

z_stat.php

2629 ms

1706271357180476736.gif

1706271357180476736.gif

1705 ms

login121.gif

login121.gif

1424 ms

stat.htm

stat.htm

1443 ms

core.php

core.php

2335 ms

9.gif

9.gif

287 ms

visit.jsp

visit.jsp

377 ms

hq.sinajs.cn

hq.sinajs.cn

241 ms

www.taobao.com

www.taobao.com

311 ms

visit.jsp

visit.jsp

20483 ms

www.taobao.com

www.taobao.com

473 ms

world.taobao.com

world.taobao.com

700 ms

hq.sinajs.cn

hq.sinajs.cn

242 ms

hq.sinajs.cn

hq.sinajs.cn

242 ms

hq.sinajs.cn

hq.sinajs.cn

240 ms

hq.sinajs.cn

hq.sinajs.cn

241 ms

Accessibility Review

english.crcc.cn accessibility score

66

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

english.crcc.cn best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

english.crcc.cn SEO score

50

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise English.crcc.cn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Chinese language. Our system also found out that English.crcc.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.

Social Sharing Optimization

english.crcc.cn

Open Graph description is not detected on the main page of English Crcc. 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: