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

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

chestnuter.en.alibaba.com

Company Overview - Shenzhen Chestnuter Technology Co., Ltd.

Page Load Speed

3 sec in total

First Response

369 ms

Resources Loaded

2.3 sec

Page Rendered

319 ms

chestnuter.en.alibaba.com screenshot

About Website

Click here to check amazing Chestnuter En Alibaba content for China. Otherwise, check out these important facts you probably never knew about chestnuter.en.alibaba.com

Shenzhen Chestnuter Technology Co., Ltd. Products:digital signage,commercial display,all in one PC,LED Video Wall,lcd display

Visit chestnuter.en.alibaba.com

Key Findings

We analyzed Chestnuter.en.alibaba.com page load time and found that the first response time was 369 ms and then it took 2.6 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

chestnuter.en.alibaba.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value10.0 s

0/100

25%

SI (Speed Index)

Value19.5 s

0/100

10%

TBT (Total Blocking Time)

Value3,360 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.193

64/100

15%

TTI (Time to Interactive)

Value27.3 s

0/100

10%

Network Requests Diagram

chestnuter.en.alibaba.com

369 ms

chestnuter.en.alibaba.com

365 ms

19 ms

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

239 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

307 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Chestnuter.en.alibaba.com, 47% (16 requests) were made to S.alicdn.com and 12% (4 requests) were made to Sc02.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 727.2 kB (40%)

Content Size

1.8 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Chestnuter.en.alibaba.com main page is 1.8 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. 30% of websites need less resources to load. Javascripts take 968.5 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 637.7 kB

  • Original 751.7 kB
  • After minification 750.9 kB
  • After compression 113.9 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 637.7 kB or 85% of the original size.

Image Optimization

-39%

Potential reduce by 37.6 kB

  • Original 96.9 kB
  • After minification 59.3 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. Obviously, Chestnuter En Alibaba needs image optimization as it can save up to 37.6 kB or 39% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 51.8 kB

  • Original 968.5 kB
  • After minification 968.5 kB
  • After compression 916.7 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 19 (59%)

Requests Now

32

After Optimization

13

  • AJAX
  • Images
  • JavaScript

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chestnuter 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

chestnuter.en.alibaba.com

chestnuter.en.alibaba.com

369 ms

chestnuter.en.alibaba.com

chestnuter.en.alibaba.com

365 ms

19 ms

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

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

239 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

307 ms

index.js

index.js

242 ms

index.js

index.js

205 ms

renderHeader.js

renderHeader.js

273 ms

awsc.js

awsc.js

40 ms

13 ms

7.gif

7.gif

102 ms

et_n.js

et_n.js

22 ms

um.js

um.js

97 ms

wu.json

wu.json

333 ms

He180309d62564bb8a0948e50c85516628.jpg

He180309d62564bb8a0948e50c85516628.jpg

795 ms

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

39 ms

Hcf645329e4ea4e6e800ab7c4f90ecc4cX.jpg

Hcf645329e4ea4e6e800ab7c4f90ecc4cX.jpg

1192 ms

H68646dcd248449b381437cbe2fcc234bz.jpg_200x200.jpg_200x200.jpg

H68646dcd248449b381437cbe2fcc234bz.jpg_200x200.jpg_200x200.jpg

443 ms

Hcb6df056ddaf4e1a9ba4d5e7c1413888X.jpg_200x200.jpg_200x200.jpg

Hcb6df056ddaf4e1a9ba4d5e7c1413888X.jpg_200x200.jpg_200x200.jpg

171 ms

Hab23584186c9464b90483c9e82d272dc4.jpg_200x200.jpg_200x200.jpg

Hab23584186c9464b90483c9e82d272dc4.jpg_200x200.jpg_200x200.jpg

161 ms

H02947f61442a460584d42ce1a7e924fd0.jpg

H02947f61442a460584d42ce1a7e924fd0.jpg

822 ms

21-5-Inch-Black-Floor-Standing-Android.png_350x350.jpg

21-5-Inch-Black-Floor-Standing-Android.png_350x350.jpg

572 ms

Popular-21-5-Inch-Battery-power-Android.png_350x350.jpg

Popular-21-5-Inch-Battery-power-Android.png_350x350.jpg

599 ms

21-5-Inch-Battery-power-Android-Stand.png_350x350.jpg

21-5-Inch-Battery-power-Android-Stand.png_350x350.jpg

933 ms

Hot-sale-21-5-Inch-Standing-Portable.jpg_350x350.jpg

Hot-sale-21-5-Inch-Standing-Portable.jpg_350x350.jpg

901 ms

Shop-Retail-43-Inch-Indoor-High-Brightness.jpg_350x350.jpg

Shop-Retail-43-Inch-Indoor-High-Brightness.jpg_350x350.jpg

931 ms

Retail-32-43-Inch-Indoor-High-Brightness.jpg_350x350.jpg

Retail-32-43-Inch-Indoor-High-Brightness.jpg_350x350.jpg

1524 ms

Custom-Size-32-43Inch-Shop-Digital-Signage.png_350x350.jpg

Custom-Size-32-43Inch-Shop-Digital-Signage.png_350x350.jpg

1412 ms

Hd3a5dd09402b4dae88bececb530aca00p.jpg

Hd3a5dd09402b4dae88bececb530aca00p.jpg

267 ms

Hdb31df2064534887b043b492a11aa936s.jpg

Hdb31df2064534887b043b492a11aa936s.jpg

1056 ms

um.json

um.json

52 ms

getUmid.do

getUmid.do

177 ms

eg.js

eg.js

3 ms

index.js

index.js

24 ms

Accessibility Review

chestnuter.en.alibaba.com accessibility score

66

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

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

High

Image elements do not have [alt] attributes

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.

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

chestnuter.en.alibaba.com best practices score

75

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

chestnuter.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 Chestnuter.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 Chestnuter.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

chestnuter.en.alibaba.com

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