Tools & Wizards About Us
cha.org.cn screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

cha.org.cn

首页_中国医院协会

Page Load Speed

12.5 sec in total

First Response

899 ms

Resources Loaded

11.3 sec

Page Rendered

288 ms

cha.org.cn screenshot

About Website

Visit cha.org.cn now to see the best up-to-date Cha content for China and also check out these interesting facts you probably never knew about cha.org.cn

中国医院协会

Visit cha.org.cn

Key Findings

We analyzed Cha.org.cn page load time and found that the first response time was 899 ms and then it took 11.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

cha.org.cn performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

47/100

10%

LCP (Largest Contentful Paint)

Value18.3 s

0/100

25%

SI (Speed Index)

Value14.3 s

1/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value3.6 s

91/100

10%

Network Requests Diagram

www.cha.org.cn

899 ms

www.cha.org.cn

221 ms

www.cha.org.cn

1342 ms

reset.css

219 ms

swiper.min.css

437 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 63% of them (25 requests) were addressed to the original Cha.org.cn, 38% (15 requests) were made to Cmsfiles.zhongkefu.com.cn. The less responsive or slowest element that took the longest time to load (4.6 sec) relates to the external source Cmsfiles.zhongkefu.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 122.3 kB (2%)

Content Size

5.2 MB

After Optimization

5.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cha.org.cn main page is 5.2 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. 30% of websites need less resources to load. Images take 5.0 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 61.3 kB

  • Original 70.3 kB
  • After minification 31.9 kB
  • After compression 9.0 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 38.5 kB, which is 55% 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 61.3 kB or 87% of the original size.

Image Optimization

-1%

Potential reduce by 42.7 kB

  • Original 5.0 MB
  • After minification 5.0 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. Cha images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 13.5 kB

  • Original 104.4 kB
  • After minification 104.2 kB
  • After compression 90.9 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 13.5 kB or 13% of the original size.

CSS Optimization

-27%

Potential reduce by 4.9 kB

  • Original 18.0 kB
  • After minification 18.0 kB
  • After compression 13.1 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. Cha.org.cn needs all CSS files to be minified and compressed as it can save up to 4.9 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (50%)

Requests Now

36

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cha. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.cha.org.cn

www.cha.org.cn

899 ms

www.cha.org.cn

www.cha.org.cn

221 ms

www.cha.org.cn

www.cha.org.cn

1342 ms

reset.css

reset.css

219 ms

swiper.min.css

swiper.min.css

437 ms

style.css

style.css

656 ms

jquery.min.js

jquery.min.js

887 ms

swiper.min.js

swiper.min.js

898 ms

jquery.superslide.2.1.1.js

jquery.superslide.2.1.1.js

665 ms

share.min.css

share.min.css

669 ms

jquery.share.min.js

jquery.share.min.js

678 ms

PageAll.js

PageAll.js

873 ms

index.js

index.js

904 ms

layer.js

layer.js

904 ms

imgfloat.js

imgfloat.js

911 ms

layer.css

layer.css

219 ms

619c996f99359.png

619c996f99359.png

1127 ms

icon1.png

icon1.png

298 ms

icon2.png

icon2.png

297 ms

icon3.png

icon3.png

299 ms

icon4.png

icon4.png

298 ms

619db02f0d569.png

619db02f0d569.png

1138 ms

zgyiyuanc

zgyiyuanc

1458 ms

619caf7358b5d.png

619caf7358b5d.png

1214 ms

619caf87a348d.png

619caf87a348d.png

1354 ms

titbg.png

titbg.png

219 ms

icon12.png

icon12.png

223 ms

icon13.png

icon13.png

222 ms

bg.png

bg.png

227 ms

icon17.png

icon17.png

222 ms

662859f98210f.jpg

662859f98210f.jpg

3388 ms

66162a8b9c664.jpg

66162a8b9c664.jpg

3547 ms

66276e4cdba79.jpg

66276e4cdba79.jpg

2697 ms

66304a3f31dc1.jpg

66304a3f31dc1.jpg

4589 ms

619cc9355b581.png

619cc9355b581.png

3082 ms

619cafbb02a3a.png

619cafbb02a3a.png

3528 ms

6459fdff78bb5.png

6459fdff78bb5.png

3791 ms

619cc91081813.png

619cc91081813.png

3922 ms

619cb106c7cc7.png

619cb106c7cc7.png

3963 ms

619c996fb11d5.png

619c996fb11d5.png

4033 ms

Accessibility Review

cha.org.cn accessibility score

78

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best Practices

cha.org.cn best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cha.org.cn SEO score

91

Search Engine Optimization Advices

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

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cha.org.cn 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 Cha.org.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

cha.org.cn

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