Tools & Wizards About Us
air-compressors-china.com screenshot

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

air-compressors-china.com

40bar PET Oil Free Air Compressor-Booster-High-Shangzhen

Page Load Speed

8.7 sec in total

First Response

1.9 sec

Resources Loaded

6.2 sec

Page Rendered

631 ms

air-compressors-china.com screenshot

About Website

Click here to check amazing Air Compressor Schina content. Otherwise, check out these important facts you probably never knew about air-compressors-china.com

Shangzhen 40bar PET air compressor,100-450bar high pressure,oil free,booster etc. compressor,operates using the most advanced energy-efficient technology, 24hours non-stop,featuring low cost and long ...

Visit air-compressors-china.com

Key Findings

We analyzed Air-compressors-china.com page load time and found that the first response time was 1.9 sec and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

air-compressors-china.com performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

58/100

10%

LCP (Largest Contentful Paint)

Value24.8 s

0/100

25%

SI (Speed Index)

Value8.1 s

20/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.3 s

84/100

10%

Network Requests Diagram

www.air-compressors-china.com

1879 ms

style.css

661 ms

logo.png

1091 ms

icon-chinese.png

882 ms

jquery-1.11.0.min.js

891 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 98% of them (48 requests) were addressed to the original Air-compressors-china.com, 2% (1 request) were made to At.alicdn.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Air-compressors-china.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 249.5 kB (5%)

Content Size

4.8 MB

After Optimization

4.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Air-compressors-china.com main page is 4.8 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. 20% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 18.0 kB

  • Original 23.3 kB
  • After minification 17.9 kB
  • After compression 5.3 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 5.4 kB, which is 23% 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 18.0 kB or 77% of the original size.

Image Optimization

-4%

Potential reduce by 211.5 kB

  • Original 4.7 MB
  • After minification 4.5 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. Air Compressor Schina images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 14.0 kB

  • Original 61.2 kB
  • After minification 61.2 kB
  • After compression 47.2 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 14.0 kB or 23% of the original size.

CSS Optimization

-36%

Potential reduce by 6.1 kB

  • Original 16.9 kB
  • After minification 16.9 kB
  • After compression 10.8 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. Air-compressors-china.com needs all CSS files to be minified and compressed as it can save up to 6.1 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (6%)

Requests Now

47

After Optimization

44

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Air Compressor Schina. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.air-compressors-china.com

www.air-compressors-china.com

1879 ms

style.css

style.css

661 ms

logo.png

logo.png

1091 ms

icon-chinese.png

icon-chinese.png

882 ms

jquery-1.11.0.min.js

jquery-1.11.0.min.js

891 ms

jquery.almslider.min.js

jquery.almslider.min.js

877 ms

alimao-common.js

alimao-common.js

445 ms

alimao.photo.zoom.js

alimao.photo.zoom.js

662 ms

ca3e40471be29ee49fe161a5391f604f.jpg

ca3e40471be29ee49fe161a5391f604f.jpg

1332 ms

daf3d88da712bfc5df8f43a9b566dbef.jpg

daf3d88da712bfc5df8f43a9b566dbef.jpg

1104 ms

0832cbeaa01482d459746f83fb684a49.jpg

0832cbeaa01482d459746f83fb684a49.jpg

1106 ms

375265552b75ed12b3cc0080b68cd599.jpg

375265552b75ed12b3cc0080b68cd599.jpg

1092 ms

sw-w-small.jpg

sw-w-small.jpg

1318 ms

sh-s-small.jpg

sh-s-small.jpg

1113 ms

f7999d445e011464884b937d088a29a4.jpg

f7999d445e011464884b937d088a29a4.jpg

1533 ms

183a370334202a7a3deca779ae2daacb.jpg

183a370334202a7a3deca779ae2daacb.jpg

1544 ms

a11e085885f504f9c051fc74202ff79d.jpg

a11e085885f504f9c051fc74202ff79d.jpg

1551 ms

a87160db48a25ffad2f814158e8c028f.jpg

a87160db48a25ffad2f814158e8c028f.jpg

1345 ms

pic-8.jpg

pic-8.jpg

1539 ms

pic-12.jpg

pic-12.jpg

1552 ms

pic-13.jpg

pic-13.jpg

1567 ms

pic-14.jpg

pic-14.jpg

1752 ms

pic-15.jpg

pic-15.jpg

1757 ms

6ba2eea9ed894d851a37a56a03f753c5.jpg

6ba2eea9ed894d851a37a56a03f753c5.jpg

1765 ms

205a86e729652400b284f4a20093ccfa.jpg

205a86e729652400b284f4a20093ccfa.jpg

1771 ms

a77ec54a0ea6486c01f8d5fa17771bac.jpg

a77ec54a0ea6486c01f8d5fa17771bac.jpg

1774 ms

61b409b35171542e9fdc7e96a3138d72.jpg

61b409b35171542e9fdc7e96a3138d72.jpg

1788 ms

9ba86f9166a98e00f11e99c03d2fd9f0.jpg

9ba86f9166a98e00f11e99c03d2fd9f0.jpg

1972 ms

63d31f0bb2ab98cc6ee31a5dd1f0415d.png

63d31f0bb2ab98cc6ee31a5dd1f0415d.png

1975 ms

pic-16.jpg

pic-16.jpg

1986 ms

pic-4.jpg

pic-4.jpg

1993 ms

3fa82ae249b0deb0757758b10a53a2e8.jpg

3fa82ae249b0deb0757758b10a53a2e8.jpg

1997 ms

fbc02c672307a877aa97ce9ca39ec694.jpg

fbc02c672307a877aa97ce9ca39ec694.jpg

2009 ms

5efe1e61b032ca6602bd2eac0022b767.jpg

5efe1e61b032ca6602bd2eac0022b767.jpg

2191 ms

a172ccbc7eb2c20ccaa62d2db3dbd702.jpg

a172ccbc7eb2c20ccaa62d2db3dbd702.jpg

2195 ms

pic-18.jpg

pic-18.jpg

2207 ms

c259368283a26077b0e2fb83ccc5ccec.jpg

c259368283a26077b0e2fb83ccc5ccec.jpg

2433 ms

grid.css

grid.css

1785 ms

animate.css

animate.css

1792 ms

313e7d10029c510caf7dc1f20ad79031.jpg

313e7d10029c510caf7dc1f20ad79031.jpg

1381 ms

d07e1c6fabb5ff3c57c578a93d676fc0.jpg

d07e1c6fabb5ff3c57c578a93d676fc0.jpg

1335 ms

banner4.jpg

banner4.jpg

672 ms

ee2f62b901ce2dc7e43f11898c8157b4.jpg

ee2f62b901ce2dc7e43f11898c8157b4.jpg

666 ms

video_bg.png

video_bg.png

675 ms

icon_url.png

icon_url.png

415 ms

index-third-bg.jpg

index-third-bg.jpg

880 ms

weixin.jpg

weixin.jpg

905 ms

font_6zq7l79is9uxflxr.woff

font_6zq7l79is9uxflxr.woff

45 ms

bx_loader.gif

bx_loader.gif

834 ms

Accessibility Review

air-compressors-china.com accessibility score

68

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

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

air-compressors-china.com best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

air-compressors-china.com SEO score

83

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

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

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 Air-compressors-china.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 Air-compressors-china.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

air-compressors-china.com

Open Graph description is not detected on the main page of Air Compressor Schina. 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: