Tools & Wizards About Us
dd-display.en.alibaba.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 41

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

dd-display.en.alibaba.com

Company Overview - Suzhou Dongdong Internaitonal Trading Co., Ltd.

Page Load Speed

3.2 sec in total

First Response

93 ms

Resources Loaded

1.6 sec

Page Rendered

1.5 sec

dd-display.en.alibaba.com screenshot

About Website

Welcome to dd-display.en.alibaba.com homepage info - get ready to check Dd Display En Alibaba best content for China right away, or after learning these important things about dd-display.en.alibaba.com

Suzhou Dongdong Internaitonal Trading Co., Ltd. Products:Event Backdrops/Pop Up Displays/Velvet Backdrop, EZ Fabric Display/Pavement Sign/A Frame, Custom Banners/Beach Flags/Table Cover, Roll Up Banne...

Visit dd-display.en.alibaba.com

Key Findings

We analyzed Dd-display.en.alibaba.com page load time and found that the first response time was 93 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

dd-display.en.alibaba.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

62/100

10%

LCP (Largest Contentful Paint)

Value11.4 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value4,770 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.276

44/100

15%

TTI (Time to Interactive)

Value23.9 s

1/100

10%

Network Requests Diagram

dd-display.en.alibaba.com

93 ms

dd-display.en.alibaba.com

246 ms

87 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

102 ms

index.js

173 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Dd-display.en.alibaba.com, 42% (13 requests) were made to S.alicdn.com and 16% (5 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (879 ms) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 630.9 kB (38%)

Content Size

1.6 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Dd-display.en.alibaba.com main page is 1.6 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. 40% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 282.3 kB

  • Original 356.2 kB
  • After minification 355.5 kB
  • After compression 73.9 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. 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 282.3 kB or 79% of the original size.

Image Optimization

-8%

Potential reduce by 985 B

  • Original 13.1 kB
  • After minification 12.1 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. Dd Display En Alibaba images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 347.6 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 925.7 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 347.6 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (59%)

Requests Now

29

After Optimization

12

  • AJAX
  • Images
  • JavaScript

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dd Display En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dd-display.en.alibaba.com

dd-display.en.alibaba.com

93 ms

dd-display.en.alibaba.com

dd-display.en.alibaba.com

246 ms

87 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

102 ms

index.js

index.js

173 ms

index.js

index.js

103 ms

renderHeader.js

renderHeader.js

161 ms

Hf320ad7a48804effaf490ed20d8790f1S.jpg

Hf320ad7a48804effaf490ed20d8790f1S.jpg

751 ms

H2c817ac5b3294e6b9328a95d4fee84c28.jpg

H2c817ac5b3294e6b9328a95d4fee84c28.jpg

567 ms

H30a64cd9d1824d44b703e3d737364b7bo.jpg

H30a64cd9d1824d44b703e3d737364b7bo.jpg

508 ms

Hc930c4a3555c4c70afe90edb37d39678b.png

Hc930c4a3555c4c70afe90edb37d39678b.png

123 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

31 ms

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

83 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

87 ms

Hc5d05280d54a4f959a6205f09e707beau.jpg

Hc5d05280d54a4f959a6205f09e707beau.jpg

418 ms

H78fbc169552f47bab7218c54ed666870P.jpg

H78fbc169552f47bab7218c54ed666870P.jpg

228 ms

Hc5700f5341a440f389484098bfe60a1fZ.jpg

Hc5700f5341a440f389484098bfe60a1fZ.jpg

288 ms

Hdeb57daa979c4f10a08392c41ff54a47T.jpg

Hdeb57daa979c4f10a08392c41ff54a47T.jpg

287 ms

Hbc8d5c7917e84aca826629176d83b823P.jpg

Hbc8d5c7917e84aca826629176d83b823P.jpg

410 ms

H3457fb754c934849877a97938fc3282bP.jpg

H3457fb754c934849877a97938fc3282bP.jpg

426 ms

Hccf13e5f44064a3287d6593a43e23975S.jpg

Hccf13e5f44064a3287d6593a43e23975S.jpg

879 ms

H8900781b6e1741edb33fc95c96ab50a6w.jpg

H8900781b6e1741edb33fc95c96ab50a6w.jpg

861 ms

awsc.js

awsc.js

94 ms

22 ms

7.gif

7.gif

39 ms

et_n.js

et_n.js

11 ms

um.js

um.js

122 ms

wu.json

wu.json

543 ms

um.json

um.json

56 ms

getUmid.do

getUmid.do

297 ms

eg.js

eg.js

3 ms

Accessibility Review

dd-display.en.alibaba.com accessibility score

41

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

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

dd-display.en.alibaba.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

dd-display.en.alibaba.com SEO score

86

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dd-display.en.alibaba.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Dd-display.en.alibaba.com 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

dd-display.en.alibaba.com

Open Graph data is detected on the main page of Dd Display En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: