Tools & Wizards About Us
chinahightech.com.cn screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

chinahightech.com.cn

中国科技网

Page Load Speed

30.8 sec in total

First Response

2.3 sec

Resources Loaded

27.7 sec

Page Rendered

842 ms

chinahightech.com.cn screenshot

About Website

Click here to check amazing Chinahightech content. Otherwise, check out these important facts you probably never knew about chinahightech.com.cn

中国科技网是以科技新闻和信息传播为主业的综合性网络媒体。2010年，中央外宣办核准网站名称为“中国科技网”，并视同国家重点新闻网站进行管理，日均网页访问量达百万级别。

Visit chinahightech.com.cn

Key Findings

We analyzed Chinahightech.com.cn page load time and found that the first response time was 2.3 sec and then it took 28.5 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.

Performance Metrics

chinahightech.com.cn performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value21.7 s

0/100

25%

SI (Speed Index)

Value30.9 s

0/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.527

14/100

15%

TTI (Time to Interactive)

Value13.7 s

10/100

10%

Network Requests Diagram

chinahightech.com.cn

2296 ms

base.css

1842 ms

index.css

1165 ms

lb.css

708 ms

listMenu.css

709 ms

Our browser made a total of 87 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Chinahightech.com.cn, 89% (77 requests) were made to Chinahightech.com and 5% (4 requests) were made to Storage.chinahightech.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Gx.chinahightech.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 557.5 kB (12%)

Content Size

4.8 MB

After Optimization

4.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chinahightech.com.cn main page is 4.8 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. 20% of websites need less resources to load. Images take 4.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 68.2 kB

  • Original 81.9 kB
  • After minification 53.4 kB
  • After compression 13.7 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 28.4 kB, which is 35% 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 68.2 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 211.0 kB

  • Original 4.3 MB
  • After minification 4.1 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. Chinahightech images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 219.9 kB

  • Original 303.9 kB
  • After minification 264.8 kB
  • After compression 84.0 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 219.9 kB or 72% of the original size.

CSS Optimization

-80%

Potential reduce by 58.4 kB

  • Original 73.0 kB
  • After minification 57.0 kB
  • After compression 14.6 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. Chinahightech.com.cn needs all CSS files to be minified and compressed as it can save up to 58.4 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (19%)

Requests Now

84

After Optimization

68

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chinahightech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chinahightech.com.cn

chinahightech.com.cn

2296 ms

base.css

base.css

1842 ms

index.css

index.css

1165 ms

lb.css

lb.css

708 ms

listMenu.css

listMenu.css

709 ms

jquery-1.9.1.min.js

jquery-1.9.1.min.js

2781 ms

foucsbox.js

foucsbox.js

710 ms

jquery.scrollLoading-min.js

jquery.scrollLoading-min.js

1170 ms

function_index.js

function_index.js

1170 ms

listMenu.js

listMenu.js

1400 ms

index.js

index.js

1623 ms

swfobject.js

swfobject.js

2081 ms

cityjson

cityjson

387 ms

jweixin-1.6.0.js

jweixin-1.6.0.js

1459 ms

bootstrap.min.css

bootstrap.min.css

1871 ms

bootstrap.min.js

bootstrap.min.js

1871 ms

jquery.sgallery.js

jquery.sgallery.js

2088 ms

swiper-bundle.min.js

swiper-bundle.min.js

3929 ms

swiper-bundle.min.css

swiper-bundle.min.css

2553 ms

jquery.bay-window.js

jquery.bay-window.js

1195 ms

hd2.jpg

hd2.jpg

1138 ms

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1654 ms

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1869 ms

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2100 ms

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2069 ms

logo.png

logo.png

1367 ms

header-sprite.png

header-sprite.png

460 ms

icon-menuOnChoose.png

icon-menuOnChoose.png

463 ms

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3196 ms

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3916 ms

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3464 ms

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4609 ms

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12353 ms

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9614 ms

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14212 ms

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13947 ms

gaoxinapp.jpg

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12882 ms

tengxun.jpg

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12646 ms

list_icon2.gif

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11236 ms

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11503 ms

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12150 ms

get

get

19914 ms

scan.png

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1255 ms

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764 ms

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10660 ms

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10347 ms

icon.png

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11709 ms

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10074 ms

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9390 ms

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10559 ms

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9239 ms

Accessibility Review

chinahightech.com.cn accessibility score

76

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

chinahightech.com.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

Displays images with incorrect aspect ratio

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

chinahightech.com.cn SEO score

83

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

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 Chinahightech.com.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 Chinahightech.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.

Social Sharing Optimization

chinahightech.com.cn

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