Tools & Wizards About Us
e-linkchina.com.cn screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

e-linkchina.com.cn

Industrial PoE Switches,PoE Injector,PoE Media Converter,HDMI|SDI Fiber Extender - E-link China

Page Load Speed

29.5 sec in total

First Response

703 ms

Resources Loaded

28.2 sec

Page Rendered

539 ms

e-linkchina.com.cn screenshot

About Website

Welcome to e-linkchina.com.cn homepage info - get ready to check E Link China best content right away, or after learning these important things about e-linkchina.com.cn

E-link China Technology Co., Ltd. (E-link) is a leading Fiber Optic Communication and CCTV Security Transmission product(PoE Injector,PoE Switch,PoE Media Converter,HDMI Fiber Extender,SDI Fiber Exten...

Visit e-linkchina.com.cn

Key Findings

We analyzed E-linkchina.com.cn page load time and found that the first response time was 703 ms and then it took 28.8 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 were 3 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

e-linkchina.com.cn performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value23.3 s

0/100

25%

SI (Speed Index)

Value58.7 s

0/100

10%

TBT (Total Blocking Time)

Value135,430 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.291

41/100

15%

TTI (Time to Interactive)

Value151.9 s

0/100

10%

Network Requests Diagram

e-linkchina.com.cn

703 ms

www.e-linkchina.com.cn

1805 ms

jquery-1.8.0.min.js

616 ms

index1.js

811 ms

jquery.meanmenu.min.js

1008 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 99% of them (81 requests) were addressed to the original E-linkchina.com.cn, 1% (1 request) were made to Cdn.bootcss.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain E-linkchina.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (14%)

Content Size

7.7 MB

After Optimization

6.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of E-linkchina.com.cn main page is 7.7 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 7.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 40.5 kB

  • Original 47.7 kB
  • After minification 46.4 kB
  • After compression 7.3 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. 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 40.5 kB or 85% of the original size.

Image Optimization

-13%

Potential reduce by 967.3 kB

  • Original 7.4 MB
  • After minification 6.5 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, E Link China needs image optimization as it can save up to 967.3 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-26%

Potential reduce by 40.4 kB

  • Original 156.5 kB
  • After minification 156.2 kB
  • After compression 116.1 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 40.4 kB or 26% of the original size.

CSS Optimization

-44%

Potential reduce by 17.1 kB

  • Original 38.9 kB
  • After minification 38.9 kB
  • After compression 21.8 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. E-linkchina.com.cn needs all CSS files to be minified and compressed as it can save up to 17.1 kB or 44% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (22%)

Requests Now

73

After Optimization

57

  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of E Link China. 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

e-linkchina.com.cn

e-linkchina.com.cn

703 ms

www.e-linkchina.com.cn

www.e-linkchina.com.cn

1805 ms

jquery-1.8.0.min.js

jquery-1.8.0.min.js

616 ms

index1.js

index1.js

811 ms

jquery.meanmenu.min.js

jquery.meanmenu.min.js

1008 ms

superslide.2.1.js

superslide.2.1.js

1184 ms

jquery.event.drag-1.5.min.js

jquery.event.drag-1.5.min.js

1198 ms

jquery.touchSlider.js

jquery.touchSlider.js

1201 ms

jquery.particleground.min.js

jquery.particleground.min.js

1207 ms

common.js

common.js

1503 ms

font-awesome.min.css

font-awesome.min.css

689 ms

main.css

main.css

1801 ms

fonts.css

fonts.css

1394 ms

meanmenu.min.css

meanmenu.min.css

1397 ms

slideshow.js

slideshow.js

1636 ms

swiper.min.css

swiper.min.css

1597 ms

certify.css

certify.css

1596 ms

swiper.min.js

swiper.min.js

2189 ms

ft-carousel.min.js

ft-carousel.min.js

2264 ms

tz.js

tz.js

1794 ms

solution.js

solution.js

1840 ms

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19782 ms

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1002 ms

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1002 ms

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10000 ms

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2175 ms

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18667 ms

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18840 ms

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19123 ms

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18899 ms

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18947 ms

jtfr.jpg

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18939 ms

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18873 ms

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18024 ms

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18129 ms

gotop.png

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17581 ms

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16010 ms

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11916 ms

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10762 ms

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9890 ms

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9820 ms

logo.jpg

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8444 ms

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6222 ms

navbgul.png

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8952 ms

prev.png

prev.png

5395 ms

next.png

next.png

4465 ms

intitbg.png

intitbg.png

4080 ms

inmore.png

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4020 ms

ajax-loader.gif

ajax-loader.gif

3634 ms

wm_button_icon.jpg

wm_button_icon.jpg

3314 ms

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wm_button_icon1.jpg

3127 ms

innewsTime.png

innewsTime.png

2952 ms

footerbg.jpg

footerbg.jpg

4684 ms

Accessibility Review

e-linkchina.com.cn accessibility score

67

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Definition list items are not wrapped in <dl> elements

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

e-linkchina.com.cn best practices score

50

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

e-linkchina.com.cn SEO score

90

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

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise E-linkchina.com.cn can be misinterpreted by Google and other search engines. Our service has detected that English 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 E-linkchina.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

e-linkchina.com.cn

Open Graph description is not detected on the main page of E Link China. 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: