Tools & Wizards About Us
haydngas.coowor.com screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    65% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

haydngas.coowor.com

shenzhen haydn heating technology Co., Ltd - wall hung gas boiler and air purifier,

Page Load Speed

23.4 sec in total

First Response

699 ms

Resources Loaded

22.4 sec

Page Rendered

305 ms

haydngas.coowor.com screenshot

About Website

Visit haydngas.coowor.com now to see the best up-to-date Haydn Gas Co Owor content for United States and also check out these interesting facts you probably never knew about haydngas.coowor.com

shenzhen haydn heating technology Co., Ltd,Experts in wall hung gas boiler and air purifier,, A Verified Supplier on Coowor.com.

Visit haydngas.coowor.com

Key Findings

We analyzed Haydngas.coowor.com page load time and found that the first response time was 699 ms and then it took 22.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

haydngas.coowor.com performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value27.3 s

0/100

25%

SI (Speed Index)

Value34.1 s

0/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.072

96/100

15%

TTI (Time to Interactive)

Value10.1 s

26/100

10%

Network Requests Diagram

haydngas.coowor.com

699 ms

haydngas.coowor.com

1950 ms

hm.js

1419 ms

atrk.js

22 ms

push.js

993 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 69% of them (41 requests) were addressed to the original Haydngas.coowor.com, 24% (14 requests) were made to Img.coowor.com and 3% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (18 sec) relates to the external source Img.coowor.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 170.1 kB (11%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Haydngas.coowor.com main page is 1.5 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. 25% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 108.6 kB

  • Original 135.4 kB
  • After minification 119.4 kB
  • After compression 26.9 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 16.0 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 108.6 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 47.7 kB

  • Original 1.3 MB
  • After minification 1.3 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. Haydn Gas Co Owor images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 18 B

  • Original 261 B
  • After minification 261 B
  • After compression 243 B

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

-29%

Potential reduce by 13.8 kB

  • Original 47.3 kB
  • After minification 46.2 kB
  • After compression 33.5 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. Haydngas.coowor.com needs all CSS files to be minified and compressed as it can save up to 13.8 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (32%)

Requests Now

56

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Haydn Gas Co Owor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

haydngas.coowor.com

haydngas.coowor.com

699 ms

haydngas.coowor.com

haydngas.coowor.com

1950 ms

hm.js

hm.js

1419 ms

atrk.js

atrk.js

22 ms

push.js

push.js

993 ms

index.css

index.css

444 ms

Reset.css

Reset.css

886 ms

cssstyles.css

cssstyles.css

889 ms

indexstyle.css

indexstyle.css

1109 ms

font.css

font.css

894 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

2005 ms

shop-index.css

shop-index.css

898 ms

shop-index.js

shop-index.js

1326 ms

jquery.lazyload.js;jsessionid=08CE0FC15F37754A0845B98B964E29FD

jquery.lazyload.js;jsessionid=08CE0FC15F37754A0845B98B964E29FD

1110 ms

jquery.scrollLoading.js;jsessionid=08CE0FC15F37754A0845B98B964E29FD

jquery.scrollLoading.js;jsessionid=08CE0FC15F37754A0845B98B964E29FD

1115 ms

jquery.tmpl.min.js;jsessionid=08CE0FC15F37754A0845B98B964E29FD

jquery.tmpl.min.js;jsessionid=08CE0FC15F37754A0845B98B964E29FD

1121 ms

shop-header.css

shop-header.css

1111 ms

shop-header.js

shop-header.js

1113 ms

product_priceRange.js

product_priceRange.js

1118 ms

bootstrap.min.css

bootstrap.min.css

1579 ms

bootstrap-wysihtml5.css

bootstrap-wysihtml5.css

1328 ms

jquery.blockUI.js

jquery.blockUI.js

1331 ms

util.js

util.js

1333 ms

hm.gif

hm.gif

315 ms

201603221440144RUW.jpg

201603221440144RUW.jpg

3433 ms

up.png

up.png

239 ms

logo.gif

logo.gif

463 ms

unit_public.png

unit_public.png

242 ms

shop_collect1.png

shop_collect1.png

238 ms

search_btn.png

search_btn.png

240 ms

icon_03.png

icon_03.png

239 ms

icon_05.png

icon_05.png

458 ms

icon_07.png

icon_07.png

460 ms

iconleft_03.png

iconleft_03.png

459 ms

iconleft_08.png

iconleft_08.png

461 ms

iconleft_10.png

iconleft_10.png

464 ms

iconleft2_03.png

iconleft2_03.png

680 ms

iconleft2_hot.png

iconleft2_hot.png

680 ms

201603231353357YDK.jpg

201603231353357YDK.jpg

4123 ms

20160326095011XQRA.jpg

20160326095011XQRA.jpg

17973 ms

201603260831319E3M.jpg

201603260831319E3M.jpg

4666 ms

201603231333389ZTQ.jpg

201603231333389ZTQ.jpg

9655 ms

20160323140833ZB2R.jpg

20160323140833ZB2R.jpg

8628 ms

201603231407599WO6.jpg

201603231407599WO6.jpg

9949 ms

20160323134242WWB7.jpg

20160323134242WWB7.jpg

12751 ms

20160323133952O81L.jpg

20160323133952O81L.jpg

12720 ms

20160322144120B2NR.jpg

20160322144120B2NR.jpg

9075 ms

shop_publish_years.png

shop_publish_years.png

666 ms

shop-bg-default-header.jpg

shop-bg-default-header.jpg

667 ms

arr.fw.png

arr.fw.png

1071 ms

re.png

re.png

632 ms

dh.png

dh.png

862 ms

size.png

size.png

864 ms

list-chat1_5.png

list-chat1_5.png

1086 ms

online_chat_btn.png

online_chat_btn.png

1047 ms

20160325161738K6AG.jpg

20160325161738K6AG.jpg

10554 ms

201603221445033ETN.jpg

201603221445033ETN.jpg

12900 ms

2016032309062419DS.jpg

2016032309062419DS.jpg

11842 ms

20160325154933RDIE.jpg

20160325154933RDIE.jpg

11892 ms

Accessibility Review

haydngas.coowor.com accessibility score

51

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

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

haydngas.coowor.com best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

haydngas.coowor.com SEO score

85

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

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 Haydngas.coowor.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 Haydngas.coowor.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

haydngas.coowor.com

Open Graph description is not detected on the main page of Haydn Gas Co Owor. 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: