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

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 47

    Accessibility

    Visual factors better than
    that of 20% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

userlcd.en.alibaba.com

Company Overview - Shenzhen User Special Display Technologies Co., Ltd.

Page Load Speed

5.1 sec in total

First Response

462 ms

Resources Loaded

4.4 sec

Page Rendered

235 ms

userlcd.en.alibaba.com screenshot

About Website

Visit userlcd.en.alibaba.com now to see the best up-to-date User Lcd En Alibaba content for China and also check out these interesting facts you probably never knew about userlcd.en.alibaba.com

Shenzhen User Special Display Technologies Co., Ltd. Products:Indoor & Outdoor Digital Signage, Touch Screen, LED Display, CCTV LCD Monitors, LCD Video Wall

Visit userlcd.en.alibaba.com

Key Findings

We analyzed Userlcd.en.alibaba.com page load time and found that the first response time was 462 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

userlcd.en.alibaba.com performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value4,700 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.012

100/100

15%

TTI (Time to Interactive)

Value24.5 s

0/100

10%

Network Requests Diagram

userlcd.en.alibaba.com

462 ms

userlcd.en.alibaba.com

380 ms

86 ms

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

67 ms

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

94 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Userlcd.en.alibaba.com, 39% (17 requests) were made to Sc04.alicdn.com and 18% (8 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Img.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 858.7 kB (37%)

Content Size

2.3 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Userlcd.en.alibaba.com main page is 2.3 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. 35% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 511.6 kB

  • Original 616.2 kB
  • After minification 615.5 kB
  • After compression 104.7 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 511.6 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 162 B

  • Original 416.8 kB
  • After minification 416.7 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. User Lcd En Alibaba images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 347.0 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 928.5 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 347.0 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (45%)

Requests Now

42

After Optimization

23

  • AJAX
  • Images
  • JavaScript

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of User Lcd 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

userlcd.en.alibaba.com

userlcd.en.alibaba.com

462 ms

userlcd.en.alibaba.com

userlcd.en.alibaba.com

380 ms

86 ms

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

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

67 ms

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

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

94 ms

index.js

index.js

94 ms

index.js

index.js

70 ms

renderHeader.js

renderHeader.js

93 ms

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Hcbf6d9c1e0fe49a995b2a7887750aff24.jpg

681 ms

awsc.js

awsc.js

36 ms

9 ms

7.gif

7.gif

142 ms

et_n.js

et_n.js

10 ms

um.js

um.js

116 ms

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Hdc35a323c7c74221b34e0b4db3eb2504W.png

931 ms

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TB1HFwHHVXXXXatXXXXXXXXXXXX.png

232 ms

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H7de5d8548eb54ab8b47a2bc3c1f0885b6.jpg

938 ms

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3567 ms

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625 ms

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1422 ms

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702 ms

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Ha581de30805f48b7898a586e95997aeag.jpg

519 ms

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581 ms

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1056 ms

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1036 ms

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1219 ms

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1278 ms

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1434 ms

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1493 ms

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1564 ms

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1706 ms

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1853 ms

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1943 ms

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1925 ms

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40 ms

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522 ms

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384 ms

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794 ms

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H5145bd6ba563419cbb6db2759a57bef83.jpg

690 ms

wu.json

wu.json

104 ms

um.json

um.json

60 ms

getUmid.do

getUmid.do

114 ms

eg.js

eg.js

3 ms

index.js

index.js

5 ms

Accessibility Review

userlcd.en.alibaba.com accessibility score

47

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.

Best Practices

userlcd.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

userlcd.en.alibaba.com SEO score

86

Search Engine Optimization Advices

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 Userlcd.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 Userlcd.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

userlcd.en.alibaba.com

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