Tools & Wizards About Us
ledgm.com screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% 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

  • 75

    SEO

    Google-friendlier than
    32% of websites

ledgm.com

Shenzhen Gangming Opto Co., Ltd, LED Sports Lights, LED Gas Station Lights, LED UFO Lights, LED Street Lights, LED Floodlights.

Page Load Speed

2.7 sec in total

First Response

227 ms

Resources Loaded

1.6 sec

Page Rendered

903 ms

ledgm.com screenshot

About Website

Welcome to ledgm.com homepage info - get ready to check LED Gm best content right away, or after learning these important things about ledgm.com

LEDGM is a 14 years' factory of outdoor LED lights in Shenzhen, China. Main products include LED Sports Lights, LED Gas Station Lights, LED UFO Lights, LED Street Lights, LED Floodlights. We focus on ...

Visit ledgm.com

Key Findings

We analyzed Ledgm.com page load time and found that the first response time was 227 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

ledgm.com performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

21/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value6.1 s

44/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value1.029

2/100

15%

TTI (Time to Interactive)

Value9.7 s

29/100

10%

Network Requests Diagram

ledgm.com

227 ms

www.ledgm.com

224 ms

www.ledgm.com

236 ms

swiper.min.css

5 ms

animate.min.css

18 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 98% of them (61 requests) were addressed to the original Ledgm.com, 2% (1 request) were made to . The less responsive or slowest element that took the longest time to load (746 ms) belongs to the original domain Ledgm.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 122.4 kB (4%)

Content Size

3.5 MB

After Optimization

3.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ledgm.com main page is 3.5 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. 70% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 48.4 kB

  • Original 53.5 kB
  • After minification 39.5 kB
  • After compression 5.0 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. This page needs HTML code to be minified as it can gain 14.0 kB, which is 26% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 48.4 kB or 91% of the original size.

Image Optimization

-1%

Potential reduce by 25.9 kB

  • Original 3.2 MB
  • After minification 3.2 MB

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. LED Gm images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 36.8 kB

  • Original 160.9 kB
  • After minification 160.9 kB
  • After compression 124.2 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 36.8 kB or 23% of the original size.

CSS Optimization

-38%

Potential reduce by 11.3 kB

  • Original 29.5 kB
  • After minification 29.5 kB
  • After compression 18.2 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Ledgm.com needs all CSS files to be minified and compressed as it can save up to 11.3 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (26%)

Requests Now

58

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LED Gm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ledgm.com

ledgm.com

227 ms

www.ledgm.com

www.ledgm.com

224 ms

www.ledgm.com

www.ledgm.com

236 ms

swiper.min.css

swiper.min.css

5 ms

animate.min.css

animate.min.css

18 ms

style.css

style.css

37 ms

nav.css

nav.css

21 ms

jquery-1.11.2.min.js

jquery-1.11.2.min.js

58 ms

common.js

common.js

22 ms

tabs.js

tabs.js

22 ms

swiper.min.js

swiper.min.js

72 ms

jquery-1.11.3.min.js

jquery-1.11.3.min.js

69 ms

swiper.animate1.0.3.min.js

swiper.animate1.0.3.min.js

40 ms

checkform.js

checkform.js

39 ms

jquery.fancybox.css

jquery.fancybox.css

44 ms

jquery.SuperSlide.js

jquery.SuperSlide.js

54 ms

jquery.fancybox.js

jquery.fancybox.js

69 ms

fancybox_app.js

fancybox_app.js

56 ms

script.js

script.js

68 ms

jquery.flexslider-min.js

jquery.flexslider-min.js

69 ms

scrolltopcontrol.js

scrolltopcontrol.js

68 ms

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202182740732.png

9 ms

phone.png

phone.png

7 ms

mail.png

mail.png

8 ms

loading.gif

loading.gif

6 ms

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21 ms

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14 ms

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13 ms

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20 ms

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18 ms

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15 ms

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21 ms

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25 ms

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18 ms

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21 ms

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24 ms

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25 ms

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27 ms

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25 ms

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26 ms

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202182844687.jpg

27 ms

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383 ms

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695 ms

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202263053692.jpg

695 ms

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381 ms

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379 ms

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381 ms

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746 ms

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721 ms

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744 ms

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202111972190.jpg

742 ms

next_l.png

next_l.png

696 ms

prev_l.png

prev_l.png

697 ms

ico_address.png

ico_address.png

698 ms

ico_tel.png

ico_tel.png

697 ms

ico_email.png

ico_email.png

698 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

3 ms

bpng01.png

bpng01.png

700 ms

bpng02.png

bpng02.png

699 ms

prev.png

prev.png

701 ms

next.png

next.png

700 ms

topback.gif

topback.gif

701 ms

Accessibility Review

ledgm.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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

Image elements do not have [alt] attributes

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

ledgm.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

Page has valid source maps

SEO Factors

ledgm.com SEO score

75

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ledgm.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Ledgm.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

ledgm.com

Open Graph description is not detected on the main page of LED Gm. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: