Tools & Wizards About Us
dmc-gas.com screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

dmc-gas.com

DMC Gas Equipment Ltd – Professional Gas Equipment Distributor

Page Load Speed

6.5 sec in total

First Response

931 ms

Resources Loaded

5.3 sec

Page Rendered

255 ms

dmc-gas.com screenshot

About Website

Visit dmc-gas.com now to see the best up-to-date DMC Gas content and also check out these interesting facts you probably never knew about dmc-gas.com

DMC Gas Equipment Ltd has been one of the major LPG equipment suppliers in Hong Kong since the early seventies. Since China market opening up, DMC has introduced the most advanced equipment and techno...

Visit dmc-gas.com

Key Findings

We analyzed Dmc-gas.com page load time and found that the first response time was 931 ms and then it took 5.5 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

dmc-gas.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value7.5 s

27/100

10%

TBT (Total Blocking Time)

Value1,770 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.149

76/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

dmc-gas.com

931 ms

gtm.js

74 ms

reset.css

816 ms

undoreset.css

819 ms

jquery.fancybox.css

832 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 91% of them (85 requests) were addressed to the original Dmc-gas.com, 2% (2 requests) were made to Googletagmanager.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Dmc-gas.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 839.9 kB (22%)

Content Size

3.8 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dmc-gas.com main page is 3.8 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 66.3 kB

  • Original 81.6 kB
  • After minification 71.6 kB
  • After compression 15.3 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 9.9 kB, which is 12% 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 66.3 kB or 81% of the original size.

Image Optimization

-5%

Potential reduce by 136.0 kB

  • Original 2.8 MB
  • After minification 2.7 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. DMC Gas images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 543.7 kB

  • Original 798.7 kB
  • After minification 645.7 kB
  • After compression 255.0 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 543.7 kB or 68% of the original size.

CSS Optimization

-80%

Potential reduce by 93.9 kB

  • Original 116.7 kB
  • After minification 99.1 kB
  • After compression 22.8 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. Dmc-gas.com needs all CSS files to be minified and compressed as it can save up to 93.9 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (40%)

Requests Now

91

After Optimization

55

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DMC Gas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

dmc-gas.com

dmc-gas.com

931 ms

gtm.js

gtm.js

74 ms

reset.css

reset.css

816 ms

undoreset.css

undoreset.css

819 ms

jquery.fancybox.css

jquery.fancybox.css

832 ms

slidebars.css

slidebars.css

848 ms

style.css

style.css

853 ms

main.css

main.css

1064 ms

main2.css

main2.css

1015 ms

responsive.css

responsive.css

1019 ms

responsive2.css

responsive2.css

1034 ms

swiper.css

swiper.css

1255 ms

jquery-ui.min.css

jquery-ui.min.css

1264 ms

lang1.css

lang1.css

1215 ms

jquery-1.11.1.min.js

jquery-1.11.1.min.js

1617 ms

slidebars.js

slidebars.js

1440 ms

swiper.jquery.js

swiper.jquery.js

1893 ms

jquery.waypoints.js

jquery.waypoints.js

1615 ms

inview.js

inview.js

1458 ms

jquery.fancybox.js

jquery.fancybox.js

1674 ms

jquery-ui.min.js

jquery-ui.min.js

2250 ms

jquery.validate.js

jquery.validate.js

1866 ms

js

js

84 ms

mapInfobox.js

mapInfobox.js

1817 ms

mapCustom.js

mapCustom.js

1816 ms

jquery.marquee.js

jquery.marquee.js

1682 ms

thumbnailSlider.js

thumbnailSlider.js

1611 ms

thumbnailSlider.css

thumbnailSlider.css

1610 ms

fbevents.js

fbevents.js

36 ms

analytics.js

analytics.js

880 ms

v2.zopim.com

v2.zopim.com

881 ms

mainLogo.png

mainLogo.png

881 ms

fb_icon.png

fb_icon.png

880 ms

youtube_icon.png

youtube_icon.png

881 ms

language_icon.png

language_icon.png

881 ms

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882 ms

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883 ms

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885 ms

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887 ms

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881 ms

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889 ms

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886 ms

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886 ms

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890 ms

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887 ms

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889 ms

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1040 ms

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1207 ms

index_search.png

index_search.png

1023 ms

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1025 ms

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1027 ms

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1046 ms

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1211 ms

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1230 ms

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1231 ms

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1245 ms

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1255 ms

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1408 ms

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1412 ms

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1436 ms

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1434 ms

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1452 ms

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1463 ms

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1608 ms

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1612 ms

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1637 ms

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1630 ms

asset_composer.js

asset_composer.js

80 ms

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783 ms

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797 ms

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933 ms

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935 ms

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963 ms

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965 ms

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985 ms

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1000 ms

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1129 ms

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1130 ms

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1163 ms

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1166 ms

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1187 ms

company-profile1.jpg

company-profile1.jpg

1204 ms

collect

collect

13 ms

our-product1.jpg

our-product1.jpg

1278 ms

js

js

54 ms

phone_icon.jpg

phone_icon.jpg

1194 ms

fax_icon.jpg

fax_icon.jpg

1228 ms

email_icon.jpg

email_icon.jpg

1231 ms

back_to_top.png

back_to_top.png

1247 ms

icon_search02.png

icon_search02.png

1256 ms

left-arrow.png

left-arrow.png

1211 ms

right-arrow.png

right-arrow.png

1207 ms

list-arrow.jpg

list-arrow.jpg

1226 ms

Accessibility Review

dmc-gas.com accessibility score

69

Accessibility Issues

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

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

dmc-gas.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

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

dmc-gas.com SEO score

91

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

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 Dmc-gas.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 Dmc-gas.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

dmc-gas.com

Open Graph description is not detected on the main page of DMC Gas. 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: