Tools & Wizards About Us
4a-engineering.com screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

4a-engineering.com

??ҧ?????ǹ?ӡѴ 4?? ??繨??????? (4A Engineering Limited Partnership)

Page Load Speed

5.4 sec in total

First Response

478 ms

Resources Loaded

4.7 sec

Page Rendered

244 ms

4a-engineering.com screenshot

About Website

Click here to check amazing 4A Engineering content. Otherwise, check out these important facts you probably never knew about 4a-engineering.com

4?? ??繨??????? 4A Engineering Electric Contractor Sale Engineering ?Ҵ?˭? ʧ??? Subcontractor ABB Merli Gerin Mitsubishi Alpes L&T PFC Powerfactor Correction ATS Source Changeover Fuji Hitachi Omron 61F...

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Key Findings

We analyzed 4a-engineering.com page load time and found that the first response time was 478 ms and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

4a-engineering.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

12/100

25%

SI (Speed Index)

Value7.8 s

23/100

10%

TBT (Total Blocking Time)

Value870 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.369

29/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

4a-engineering.com

478 ms

www.4a-engineering.com

1212 ms

jquery-1.3.2.js

708 ms

jquery.lazyload.js

475 ms

api.js

53 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 59% of them (27 requests) were addressed to the original 4a-engineering.com, 37% (17 requests) were made to Vc1i.rweb-images.com and 2% (1 request) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Vc1i.rweb-images.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 609.5 kB (48%)

Content Size

1.3 MB

After Optimization

656.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 4a-engineering.com main page is 1.3 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. 55% of websites need less resources to load. HTML takes 627.1 kB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 586.9 kB

  • Original 627.1 kB
  • After minification 625.6 kB
  • After compression 40.2 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 586.9 kB or 94% of the original size.

Image Optimization

-1%

Potential reduce by 3.6 kB

  • Original 364.8 kB
  • After minification 361.2 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. 4A Engineering images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 17.5 kB

  • Original 268.3 kB
  • After minification 268.3 kB
  • After compression 250.8 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. This website has mostly compressed JavaScripts.

CSS Optimization

-26%

Potential reduce by 1.5 kB

  • Original 5.5 kB
  • After minification 5.5 kB
  • After compression 4.1 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. 4a-engineering.com needs all CSS files to be minified and compressed as it can save up to 1.5 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (44%)

Requests Now

27

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 4A Engineering. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

4a-engineering.com

4a-engineering.com

478 ms

www.4a-engineering.com

www.4a-engineering.com

1212 ms

jquery-1.3.2.js

jquery-1.3.2.js

708 ms

jquery.lazyload.js

jquery.lazyload.js

475 ms

api.js

api.js

53 ms

stm30.js

stm30.js

492 ms

encrytion_password.js

encrytion_password.js

515 ms

recaptcha__en.js

recaptcha__en.js

38 ms

ready_bar_button02.png

ready_bar_button02.png

240 ms

TheKing-gold_800.jpg

TheKing-gold_800.jpg

316 ms

dot.gif

dot.gif

313 ms

bullet0017.gif

bullet0017.gif

241 ms

11534493784a-engineeringcom1.jpg

11534493784a-engineeringcom1.jpg

312 ms

icon0003.gif

icon0003.gif

471 ms

11583969854a-engineeringcom1.jpg

11583969854a-engineeringcom1.jpg

473 ms

icon0001.gif

icon0001.gif

486 ms

11551355504a-engineeringcom1.jpg

11551355504a-engineeringcom1.jpg

492 ms

icon0006.gif

icon0006.gif

514 ms

11542555714a-engineeringcom1.jpg

11542555714a-engineeringcom1.jpg

629 ms

11604846424a-engineeringcom1.jpg

11604846424a-engineeringcom1.jpg

705 ms

11551380594a-engineeringcom1.jpg

11551380594a-engineeringcom1.jpg

708 ms

icon0002.gif

icon0002.gif

731 ms

powered-by-rp-2020.svg

powered-by-rp-2020.svg

735 ms

4a-engineeringcom.css

4a-engineeringcom.css

753 ms

highslide.css

highslide.css

926 ms

ready_bar_button02.png

ready_bar_button02.png

1020 ms

bullet0017.gif

bullet0017.gif

1083 ms

dot.gif

dot.gif

1029 ms

11534493784a-engineeringcom1.jpg

11534493784a-engineeringcom1.jpg

1647 ms

vline_dot.gif

vline_dot.gif

628 ms

TheKing-gold_800.jpg

TheKing-gold_800.jpg

1358 ms

icon0003.gif

icon0003.gif

1114 ms

11583969854a-engineeringcom1.jpg

11583969854a-engineeringcom1.jpg

1389 ms

icon0001.gif

icon0001.gif

1101 ms

11551355504a-engineeringcom1.jpg

11551355504a-engineeringcom1.jpg

1175 ms

icon0006.gif

icon0006.gif

1392 ms

11542555714a-engineeringcom1.jpg

11542555714a-engineeringcom1.jpg

1865 ms

11604846424a-engineeringcom1.jpg

11604846424a-engineeringcom1.jpg

1279 ms

11551380594a-engineeringcom1.jpg

11551380594a-engineeringcom1.jpg

1614 ms

icon0002.gif

icon0002.gif

1443 ms

heading.jpg

heading.jpg

982 ms

bg0068.gif

bg0068.gif

238 ms

side0021.gif

side0021.gif

257 ms

vline_dot.gif

vline_dot.gif

1291 ms

bg0068.gif

bg0068.gif

1174 ms

side0021.gif

side0021.gif

1177 ms

Accessibility Review

4a-engineering.com accessibility score

43

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.

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

4a-engineering.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

4a-engineering.com SEO score

58

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

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    WINDOWS-874

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 4a-engineering.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 4a-engineering.com main page’s claimed encoding is windows-874. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

4a-engineering.com

Open Graph data is detected on the main page of 4A Engineering. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: