Tools & Wizards About Us
huazhengboiler.com screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

huazhengboiler.com

Steam Boiler, Hot Water Boiler, Thermal Oil Boiler, Steam Cleaning Machine Manufacturers China - Prices - Huazheng Special Boiler

Page Load Speed

2.5 sec in total

First Response

367 ms

Resources Loaded

1.8 sec

Page Rendered

262 ms

huazhengboiler.com screenshot

About Website

Welcome to huazhengboiler.com homepage info - get ready to check Huazheng Boiler best content right away, or after learning these important things about huazhengboiler.com

Huazheng Special Boiler provides online shopping for the high quality and precise steam boiler, hot water boiler, thermal oil boiler, steam cleaning machine for sale. We are one of the leading and pro...

Visit huazhengboiler.com

Key Findings

We analyzed Huazhengboiler.com page load time and found that the first response time was 367 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

huazhengboiler.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

51/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value8.5 s

17/100

10%

TBT (Total Blocking Time)

Value1,110 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.8 s

6/100

10%

Network Requests Diagram

huazhengboiler.com

367 ms

www.huazhengboiler.com

218 ms

swiper-5.4.5.min.css

279 ms

style.css

353 ms

jquery.js

350 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 42% of them (23 requests) were addressed to the original Huazhengboiler.com, 16% (9 requests) were made to Css02.v15cdn.com and 11% (6 requests) were made to Js01.v15cdn.com. The less responsive or slowest element that took the longest time to load (850 ms) belongs to the original domain Huazhengboiler.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 58.8 kB (6%)

Content Size

1.1 MB

After Optimization

994.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Huazhengboiler.com main page is 1.1 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. 80% 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 687.4 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 20.7 kB

  • Original 26.4 kB
  • After minification 25.6 kB
  • After compression 5.6 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 20.7 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 31.3 kB

  • Original 687.4 kB
  • After minification 656.1 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. Huazheng Boiler images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 6.5 kB

  • Original 269.2 kB
  • After minification 268.8 kB
  • After compression 262.7 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

-0%

Potential reduce by 177 B

  • Original 70.7 kB
  • After minification 70.7 kB
  • After compression 70.5 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. Huazhengboiler.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (29%)

Requests Now

52

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Huazheng Boiler. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

huazhengboiler.com

huazhengboiler.com

367 ms

www.huazhengboiler.com

www.huazhengboiler.com

218 ms

swiper-5.4.5.min.css

swiper-5.4.5.min.css

279 ms

style.css

style.css

353 ms

jquery.js

jquery.js

350 ms

sitecommon.js

sitecommon.js

348 ms

slide.js

slide.js

362 ms

swiper.min.js

swiper.min.js

366 ms

Site_Common.js

Site_Common.js

350 ms

flash.js

flash.js

351 ms

count2.js

count2.js

361 ms

leavemessage1.js

leavemessage1.js

362 ms

head_top1_img1.gif

head_top1_img1.gif

76 ms

tel.gif

tel.gif

53 ms

xaS2HktO-lA

xaS2HktO-lA

133 ms

mail.gif

mail.gif

44 ms

search.gif

search.gif

53 ms

foot.png

foot.png

60 ms

foot_pros.png

foot_pros.png

57 ms

foot_top.png

foot_top.png

60 ms

head_top1_img2.png

head_top1_img2.png

153 ms

head_top1_img3.gif

head_top1_img3.gif

387 ms

head_top1_img5.png

head_top1_img5.png

388 ms

head_top1_img4.png

head_top1_img4.png

388 ms

logo165623.png

logo165623.png

388 ms

ba201702200950540150005.jpg

ba201702200950540150005.jpg

671 ms

ba201702200951469993747.jpg

ba201702200951469993747.jpg

583 ms

ba201702200952025306279.jpg

ba201702200952025306279.jpg

745 ms

ba201702200952166087611.jpg

ba201702200952166087611.jpg

830 ms

gas-steam-boiler50580569713.jpg

gas-steam-boiler50580569713.jpg

408 ms

fire-tube-boiler26353470238.gif

fire-tube-boiler26353470238.gif

423 ms

p201703061638128350137.jpg

p201703061638128350137.jpg

668 ms

p201703031108245746740.jpg

p201703031108245746740.jpg

582 ms

p201703031105378411944.jpg

p201703031105378411944.jpg

600 ms

p201703021043546030664.jpg

p201703021043546030664.jpg

669 ms

p201703021038129333767.jpg

p201703021038129333767.jpg

735 ms

p201703021029599052840.jpg

p201703021029599052840.jpg

740 ms

p201703061649171135551.jpg

p201703061649171135551.jpg

790 ms

n202211091646574022561.jpg

n202211091646574022561.jpg

742 ms

s

s

850 ms

analytics.js

analytics.js

37 ms

default

default

359 ms

bt_arr.png

bt_arr.png

21 ms

dot.png

dot.png

23 ms

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

PAJJhLM6sSoWKfWCAAwDAjgbRAAB42mNgYGBkAIIbCZo5IPrmUn0hGA0AO8EFTQAA

1 ms

collect

collect

12 ms

www-player.css

www-player.css

8 ms

www-embed-player.js

www-embed-player.js

26 ms

base.js

base.js

49 ms

ad_status.js

ad_status.js

124 ms

gkj1OgM4S3AAjhVOiR7DTCntimiJmCrl7MIFky9IKsA.js

gkj1OgM4S3AAjhVOiR7DTCntimiJmCrl7MIFky9IKsA.js

83 ms

embed.js

embed.js

27 ms

id

id

16 ms

Create

Create

72 ms

GenerateIT

GenerateIT

15 ms

Accessibility Review

huazhengboiler.com accessibility score

89

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

[id] attributes on active, focusable elements are not unique

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

<frame> or <iframe> elements do not have a title

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

huazhengboiler.com best practices score

50

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

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

huazhengboiler.com SEO score

90

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Huazhengboiler.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 Huazhengboiler.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

huazhengboiler.com

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