Tools & Wizards About Us
yonsub.en.alibaba.com screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

yonsub.en.alibaba.com

Guangzhou Yonsub Sports Goods Co., Ltd. - Wetsuit, Life Jacket

Page Load Speed

2.7 sec in total

First Response

228 ms

Resources Loaded

2.2 sec

Page Rendered

319 ms

yonsub.en.alibaba.com screenshot

About Website

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

Guangzhou Yonsub Sports Goods Co., Ltd., Experts in Manufacturing and Exporting Wetsuit, Life Jacket and 0 more Products.

Visit yonsub.en.alibaba.com

Key Findings

We analyzed Yonsub.en.alibaba.com page load time and found that the first response time was 228 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

yonsub.en.alibaba.com performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value10.6 s

0/100

25%

SI (Speed Index)

Value14.4 s

1/100

10%

TBT (Total Blocking Time)

Value6,640 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.194

63/100

15%

TTI (Time to Interactive)

Value26.7 s

0/100

10%

Network Requests Diagram

yonsub.en.alibaba.com

228 ms

yonsub.en.alibaba.com

372 ms

19 ms

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

368 ms

index.js

454 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Yonsub.en.alibaba.com, 33% (12 requests) were made to S.alicdn.com and 22% (8 requests) were made to Sc01.alicdn.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 898.0 kB (46%)

Content Size

1.9 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Yonsub.en.alibaba.com main page is 1.9 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. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 520.4 kB

  • Original 621.2 kB
  • After minification 620.4 kB
  • After compression 100.8 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 520.4 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 4.8 kB
  • After minification 4.8 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. Yonsub En Alibaba images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 377.5 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 930.0 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 377.5 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (47%)

Requests Now

34

After Optimization

18

  • AJAX
  • Images
  • JavaScript

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yonsub 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 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

yonsub.en.alibaba.com

yonsub.en.alibaba.com

228 ms

yonsub.en.alibaba.com

yonsub.en.alibaba.com

372 ms

19 ms

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

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

368 ms

index.js

index.js

454 ms

index.js

index.js

390 ms

renderHeader.js

renderHeader.js

382 ms

awsc.js

awsc.js

42 ms

10 ms

7.gif

7.gif

23 ms

et_n.js

et_n.js

16 ms

um.js

um.js

16 ms

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

TB13qeCOVXXXXafaVXXXXXXXXXX-1200-280.jpg

116 ms

HTB1vciFeEWF3KVjSZPhq6xclXXaE.jpg

HTB1vciFeEWF3KVjSZPhq6xclXXaE.jpg

660 ms

Hf9b3713c2dda4b1b8a8f8ea74e3fc52cI.jpg

Hf9b3713c2dda4b1b8a8f8ea74e3fc52cI.jpg

852 ms

HTB1ZCqEevWG3KVjSZFgq6zTspXaf.jpg

HTB1ZCqEevWG3KVjSZFgq6zTspXaf.jpg

397 ms

HTB1sZzceBWD3KVjSZKPq6yp7FXag.jpg

HTB1sZzceBWD3KVjSZKPq6yp7FXag.jpg

500 ms

HTB1wnm_exiH3KVjSZPfq6xBiVXaH.jpg

HTB1wnm_exiH3KVjSZPfq6xBiVXaH.jpg

860 ms

H882a1557a29c4017b87fbf85e4d37e4ds.jpg

H882a1557a29c4017b87fbf85e4d37e4ds.jpg

866 ms

H500ec47837a24baaa8b5157be8de9814f.jpg

H500ec47837a24baaa8b5157be8de9814f.jpg

1303 ms

Haff27f2f105c42749b4d9ce99392484eL.jpg

Haff27f2f105c42749b4d9ce99392484eL.jpg

1437 ms

H739a1034773041ca92253696fd4f0481X.jpg

H739a1034773041ca92253696fd4f0481X.jpg

1069 ms

H5a3c81bfd6294ebca9bb23a8a8b98506L.jpg

H5a3c81bfd6294ebca9bb23a8a8b98506L.jpg

892 ms

Hafe8dff2a532467aa8f4b84574e980ef4.jpg

Hafe8dff2a532467aa8f4b84574e980ef4.jpg

1306 ms

Anti-fog-silicone-material-swimming-diving-mask.jpg_350x350.jpg

Anti-fog-silicone-material-swimming-diving-mask.jpg_350x350.jpg

842 ms

Professional-silicone-scuba-diving-mask-and-snorkel.jpg_350x350.jpg

Professional-silicone-scuba-diving-mask-and-snorkel.jpg_350x350.jpg

825 ms

Hot-Sales-Low-Volume-4-mm-tempered.jpg_350x350.jpg

Hot-Sales-Low-Volume-4-mm-tempered.jpg_350x350.jpg

607 ms

180-degree-design-full-face-scuba-dry.jpg_350x350.jpg

180-degree-design-full-face-scuba-dry.jpg_350x350.jpg

889 ms

4-mm-tempered-glass-silicone-low-volume.jpg_350x350.jpg

4-mm-tempered-glass-silicone-low-volume.jpg_350x350.jpg

1094 ms

Boy-and-girl-s-new-model-life.jpg_350x350.jpg

Boy-and-girl-s-new-model-life.jpg_350x350.jpg

1546 ms

H5cf4edd2374347ff8aff737b854a0e43g.jpg

H5cf4edd2374347ff8aff737b854a0e43g.jpg

457 ms

wu.json

wu.json

293 ms

um.json

um.json

57 ms

getUmid.do

getUmid.do

44 ms

eg.js

eg.js

3 ms

index.js

index.js

17 ms

Accessibility Review

yonsub.en.alibaba.com accessibility score

73

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

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

yonsub.en.alibaba.com best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

yonsub.en.alibaba.com SEO score

77

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 doesn't use 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 Yonsub.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 Yonsub.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

yonsub.en.alibaba.com

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