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

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

visson.en.alibaba.com

Shenzhen Visson Technology Co., Ltd. - Mouse Trap, Solar Animal Repeller

Page Load Speed

2.3 sec in total

First Response

279 ms

Resources Loaded

1.8 sec

Page Rendered

269 ms

visson.en.alibaba.com screenshot

About Website

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

Shenzhen Visson Technology Co., Ltd., Experts in Manufacturing and Exporting Mouse Trap, Solar Animal Repeller and 0 more Products.

Visit visson.en.alibaba.com

Key Findings

We analyzed Visson.en.alibaba.com page load time and found that the first response time was 279 ms and then it took 2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

visson.en.alibaba.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

72/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value11.9 s

4/100

10%

TBT (Total Blocking Time)

Value14,970 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value32.2 s

0/100

10%

Network Requests Diagram

visson.en.alibaba.com

279 ms

visson.en.alibaba.com

280 ms

35 ms

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

48 ms

index.js

92 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 7% of them (2 requests) were addressed to the original Visson.en.alibaba.com, 34% (10 requests) were made to S.alicdn.com and 14% (4 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 796.7 kB (43%)

Content Size

1.9 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Visson.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. 40% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 353.8 kB

  • Original 437.2 kB
  • After minification 436.4 kB
  • After compression 83.4 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 353.8 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 1.6 kB

  • Original 46.6 kB
  • After minification 45.0 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. Visson En Alibaba images are well optimized though.

JavaScript Optimization

-32%

Potential reduce by 441.3 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 930.3 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 441.3 kB or 32% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (41%)

Requests Now

27

After Optimization

16

  • AJAX
  • Images
  • JavaScript

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Visson 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

visson.en.alibaba.com

visson.en.alibaba.com

279 ms

visson.en.alibaba.com

visson.en.alibaba.com

280 ms

35 ms

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

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

48 ms

index.js

index.js

92 ms

index.js

index.js

132 ms

renderHeader.js

renderHeader.js

93 ms

awsc.js

awsc.js

98 ms

17 ms

7.gif

7.gif

59 ms

A0c27dba8885e479d8cc4ae48d879df3a3.jpg

A0c27dba8885e479d8cc4ae48d879df3a3.jpg

221 ms

TB28I4BokOWBuNjSsppXXXPgpXa_!!3377521498.png

TB28I4BokOWBuNjSsppXXXPgpXa_!!3377521498.png

239 ms

TB2xt9mer5YBuNjSspoXXbeNFXa-3377521498.png

TB2xt9mer5YBuNjSspoXXbeNFXa-3377521498.png

237 ms

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

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

153 ms

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

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

17 ms

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

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

17 ms

H2060df650fe043ee971e28f61797614e4.png

H2060df650fe043ee971e28f61797614e4.png

192 ms

Hb4b068cee1fa4ffc9aa9a416ee94a104g.jpg

Hb4b068cee1fa4ffc9aa9a416ee94a104g.jpg

1170 ms

A67781ff3e5544d4d9b78e9268b24e0d93.jpg

A67781ff3e5544d4d9b78e9268b24e0d93.jpg

236 ms

A9e6f336489af4249aa8e16565a5227598.jpg

A9e6f336489af4249aa8e16565a5227598.jpg

626 ms

Adf7aba8603784af9bc1f4616da19e05bq.jpg

Adf7aba8603784af9bc1f4616da19e05bq.jpg

591 ms

A45031324f6ff49259f4e92ab90395594z.jpg

A45031324f6ff49259f4e92ab90395594z.jpg

625 ms

et_f.js

et_f.js

10 ms

um.js

um.js

142 ms

wu.json

wu.json

410 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

41 ms

eg.js

eg.js

3 ms

index.js

index.js

5 ms

Accessibility Review

visson.en.alibaba.com accessibility score

70

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

visson.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

visson.en.alibaba.com SEO score

79

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 Visson.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 Visson.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

visson.en.alibaba.com

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