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

Report Summary

  • 8

    Performance

    Renders faster than
    22% 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

  • 93

    SEO

    Google-friendlier than
    83% of websites

leyondlighting.en.alibaba.com

Page Load Speed

5.8 sec in total

First Response

1.5 sec

Resources Loaded

4 sec

Page Rendered

275 ms

leyondlighting.en.alibaba.com screenshot

About Website

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

Shenzhen Leyond Lighting Co., Ltd. Products:LED Street light,LED Flood light,LED Highbay Light,LED Stadium Light,LED Lowbay Light

Visit leyondlighting.en.alibaba.com

Key Findings

We analyzed Leyondlighting.en.alibaba.com page load time and found that the first response time was 1.5 sec and then it took 4.3 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

leyondlighting.en.alibaba.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value14.6 s

1/100

10%

TBT (Total Blocking Time)

Value4,650 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.257

48/100

15%

TTI (Time to Interactive)

Value26.3 s

0/100

10%

Network Requests Diagram

leyondlighting.en.alibaba.com

1481 ms

leyondlighting.en.alibaba.com

145 ms

32 ms

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

40 ms

index.js

85 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 Leyondlighting.en.alibaba.com, 29% (10 requests) were made to Sc01.alicdn.com and 21% (7 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Sc01.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 811.2 kB (46%)

Content Size

1.8 MB

After Optimization

957.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Leyondlighting.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. 65% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 268.3 kB

  • Original 336.0 kB
  • After minification 335.3 kB
  • After compression 67.7 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 268.3 kB or 80% 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. Leyondlighting En Alibaba images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 542.9 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 885.2 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 542.9 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (53%)

Requests Now

32

After Optimization

15

  • AJAX
  • Images
  • JavaScript

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

leyondlighting.en.alibaba.com

leyondlighting.en.alibaba.com

1481 ms

leyondlighting.en.alibaba.com

leyondlighting.en.alibaba.com

145 ms

32 ms

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

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

40 ms

index.js

index.js

85 ms

index.js

index.js

40 ms

renderHeader.js

renderHeader.js

61 ms

Hc026f880cea44a749cd3d3fd09b869ab7.jpg

Hc026f880cea44a749cd3d3fd09b869ab7.jpg

327 ms

awsc.js

awsc.js

61 ms

26 ms

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H0e0fcffcca2d4d0d9908e90549fc30abh.jpg

385 ms

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H564ea754271c43ad87997f5e604cf21e1.jpg

619 ms

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H8a6218d2a716474ba33e54c839e63e1ar.jpg

527 ms

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H7082f99634c249ffad04817d5897096dp.jpg

31 ms

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H09eded97e60543a4859e35a2f59653a4P.png

373 ms

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H621a27fbdd624992b833d121f00b07a5l.jpg

139 ms

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Ha19b16b8e4674d4090e1cbe465f62a6be.jpg

420 ms

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H5a55846e4efc484b99fe241d484225b6P.jpg

360 ms

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Hcdedda05b8c741e49da8ccfdbb91d39ap.jpg

376 ms

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H9bf6be4d6443419fad6ed29eae682870H.jpg

557 ms

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Haca89840da9b4f0c8f778b0ed570c994k.jpg

2384 ms

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H85ef6d256cd248c79eca30043d7a2da93.png

1030 ms

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Hc7c4ca8864574e038acbc4a1b5339693y.jpg

917 ms

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841 ms

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H03dfc8b475c341d0b655f835b4cc083a4.jpg

445 ms

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H61b5ec6d69c94533b1ff9ffb5004a7a7D.jpg

429 ms

7.gif

7.gif

25 ms

et_n.js

et_n.js

11 ms

um.js

um.js

66 ms

wu.json

wu.json

14 ms

um.json

um.json

54 ms

getUmid.do

getUmid.do

20 ms

eg.js

eg.js

2 ms

index.js

index.js

4 ms

Accessibility Review

leyondlighting.en.alibaba.com accessibility score

41

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

leyondlighting.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

leyondlighting.en.alibaba.com SEO score

93

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 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 Leyondlighting.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 Leyondlighting.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

leyondlighting.en.alibaba.com

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