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concert-soundequipment.com screenshot

Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

concert-soundequipment.com

Quality Concert Sound Equipment & Nightclub Sound Equipment factory from China

Page Load Speed

857 ms in total

First Response

78 ms

Resources Loaded

663 ms

Page Rendered

116 ms

concert-soundequipment.com screenshot

About Website

Welcome to concert-soundequipment.com homepage info - get ready to check Concert Sound Equipment best content right away, or after learning these important things about concert-soundequipment.com

China leading provider of Concert Sound Equipment and Nightclub Sound Equipment, GuangZhou Master Sound Equipment Co., Limited is Nightclub Sound Equipment factory.

Visit concert-soundequipment.com

Key Findings

We analyzed Concert-soundequipment.com page load time and found that the first response time was 78 ms and then it took 779 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

concert-soundequipment.com performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

87/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value1.9 s

100/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value5.2 s

74/100

10%

Network Requests Diagram

concert-soundequipment.com

78 ms

www.concert-soundequipment.com

192 ms

www.concert-soundequipment.com

45 ms

www.concert-soundequipment.com

88 ms

www.concert-soundequipment.com

196 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 88% of them (22 requests) were addressed to the original Concert-soundequipment.com, 8% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (196 ms) belongs to the original domain Concert-soundequipment.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 193.0 kB (39%)

Content Size

494.2 kB

After Optimization

301.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Concert-soundequipment.com main page is 494.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Javascripts take 201.3 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 108.8 kB

  • Original 129.6 kB
  • After minification 113.2 kB
  • After compression 20.7 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. This page needs HTML code to be minified as it can gain 16.3 kB, which is 13% 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 108.8 kB or 84% of the original size.

Image Optimization

-21%

Potential reduce by 28.5 kB

  • Original 133.6 kB
  • After minification 105.1 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, Concert Sound Equipment needs image optimization as it can save up to 28.5 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-25%

Potential reduce by 50.5 kB

  • Original 201.3 kB
  • After minification 201.3 kB
  • After compression 150.8 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 50.5 kB or 25% of the original size.

CSS Optimization

-18%

Potential reduce by 5.2 kB

  • Original 29.8 kB
  • After minification 29.8 kB
  • After compression 24.6 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. Concert-soundequipment.com needs all CSS files to be minified and compressed as it can save up to 5.2 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (20%)

Requests Now

20

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Concert Sound Equipment. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

concert-soundequipment.com

concert-soundequipment.com

78 ms

www.concert-soundequipment.com

www.concert-soundequipment.com

192 ms

www.concert-soundequipment.com

www.concert-soundequipment.com

45 ms

www.concert-soundequipment.com

www.concert-soundequipment.com

88 ms

www.concert-soundequipment.com

www.concert-soundequipment.com

196 ms

logo.gif

logo.gif

38 ms

floatimage_chat.gif

floatimage_chat.gif

59 ms

close.png

close.png

71 ms

error.png

error.png

146 ms

css-sprite.png

css-sprite.png

188 ms

qm19492724-guangzhou_master_sound_equipment_co_limited.jpg

qm19492724-guangzhou_master_sound_equipment_co_limited.jpg

179 ms

qm19492806-guangzhou_master_sound_equipment_co_limited.jpg

qm19492806-guangzhou_master_sound_equipment_co_limited.jpg

177 ms

load_icon.gif

load_icon.gif

146 ms

pql_video_tag.png

pql_video_tag.png

148 ms

cd19034414-guangzhou_master_sound_equipment_co_limited.jpg

cd19034414-guangzhou_master_sound_equipment_co_limited.jpg

148 ms

cd19735270-guangzhou_master_sound_equipment_co_limited.jpg

cd19735270-guangzhou_master_sound_equipment_co_limited.jpg

148 ms

cd19735318-guangzhou_master_sound_equipment_co_limited.jpg

cd19735318-guangzhou_master_sound_equipment_co_limited.jpg

192 ms

stats.js

stats.js

91 ms

analytics.js

analytics.js

62 ms

iconfont.woff

iconfont.woff

40 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

71 ms

collect

collect

13 ms

js

js

64 ms

iconfont.ttf

iconfont.ttf

34 ms

iconfont.svg

iconfont.svg

34 ms

Accessibility Review

concert-soundequipment.com accessibility score

80

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.

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

Links do not have a discernible name

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

concert-soundequipment.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

concert-soundequipment.com SEO score

92

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

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 Concert-soundequipment.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 Concert-soundequipment.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

concert-soundequipment.com

Open Graph description is not detected on the main page of Concert Sound Equipment. 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: