Tools & Wizards About Us
ultrasonic-metalwelding.com screenshot

Report Summary

  • 86

    Performance

    Renders faster than
    89% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ultrasonic-metalwelding.com

Quality Ultrasonic Metal Welding & Ultrasonic Spray Coating Machine factory from China

Page Load Speed

1.6 sec in total

First Response

90 ms

Resources Loaded

1.2 sec

Page Rendered

268 ms

ultrasonic-metalwelding.com screenshot

About Website

Visit ultrasonic-metalwelding.com now to see the best up-to-date Ultrasonic Metal Welding content and also check out these interesting facts you probably never knew about ultrasonic-metalwelding.com

China leading provider of Ultrasonic Metal Welding and Ultrasonic Spray Coating Machine, Hangzhou Qianrong Automation Equipment Co.,Ltd is Ultrasonic Spray Coating Machine factory.

Visit ultrasonic-metalwelding.com

Key Findings

We analyzed Ultrasonic-metalwelding.com page load time and found that the first response time was 90 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

ultrasonic-metalwelding.com performance score

86

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value2.4 s

98/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.355

31/100

15%

TTI (Time to Interactive)

Value2.3 s

99/100

10%

Network Requests Diagram

ultrasonic-metalwelding.com

90 ms

www.ultrasonic-metalwelding.com

176 ms

guidefirstcommon.css

32 ms

guidefirstcommon.js

63 ms

www.ultrasonic-metalwelding.com

126 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 97% of them (30 requests) were addressed to the original Ultrasonic-metalwelding.com, 3% (1 request) were made to Ta.sbird.xyz. The less responsive or slowest element that took the longest time to load (623 ms) relates to the external source Ta.sbird.xyz.

Page Optimization Overview & Recommendations

Page size can be reduced by 233.9 kB (22%)

Content Size

1.1 MB

After Optimization

845.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ultrasonic-metalwelding.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. 45% of websites need less resources to load. Images take 674.4 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 172.0 kB

  • Original 196.7 kB
  • After minification 177.8 kB
  • After compression 24.7 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 172.0 kB or 87% of the original size.

Image Optimization

-5%

Potential reduce by 34.1 kB

  • Original 674.4 kB
  • After minification 640.4 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. Ultrasonic Metal Welding images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 21.1 kB

  • Original 168.1 kB
  • After minification 168.1 kB
  • After compression 147.0 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 21.1 kB or 13% of the original size.

CSS Optimization

-17%

Potential reduce by 6.7 kB

  • Original 39.7 kB
  • After minification 39.7 kB
  • After compression 33.0 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. Ultrasonic-metalwelding.com needs all CSS files to be minified and compressed as it can save up to 6.7 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (23%)

Requests Now

26

After Optimization

20

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ultrasonic Metal Welding. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ultrasonic-metalwelding.com

ultrasonic-metalwelding.com

90 ms

www.ultrasonic-metalwelding.com

www.ultrasonic-metalwelding.com

176 ms

guidefirstcommon.css

guidefirstcommon.css

32 ms

guidefirstcommon.js

guidefirstcommon.js

63 ms

www.ultrasonic-metalwelding.com

www.ultrasonic-metalwelding.com

126 ms

jquery.js

jquery.js

170 ms

www.ultrasonic-metalwelding.com

www.ultrasonic-metalwelding.com

264 ms

guidecommon.js

guidecommon.js

98 ms

webim.js

webim.js

105 ms

logo.gif

logo.gif

86 ms

floatimage_chat.gif

floatimage_chat.gif

86 ms

close.png

close.png

87 ms

error.png

error.png

86 ms

cl24174657-ultrasonic_metal_welding.jpg

cl24174657-ultrasonic_metal_welding.jpg

152 ms

cl24218831-ultrasonic_spray_coating_machine.jpg

cl24218831-ultrasonic_spray_coating_machine.jpg

200 ms

cl24221732-ultrasonic_indium_coating.jpg

cl24221732-ultrasonic_indium_coating.jpg

153 ms

cl24218815-ultrasonic_sonochemistry_equipment.jpg

cl24218815-ultrasonic_sonochemistry_equipment.jpg

152 ms

lb-pattern.png

lb-pattern.png

86 ms

cd21393536-.jpg

cd21393536-.jpg

88 ms

cd21420965-.jpg

cd21420965-.jpg

151 ms

cd20385847-.jpg

cd20385847-.jpg

152 ms

cd20478277-.jpg

cd20478277-.jpg

153 ms

load_icon.gif

load_icon.gif

152 ms

css-sprite.png

css-sprite.png

198 ms

pql_video_tag.png

pql_video_tag.png

162 ms

iconfont.woff

iconfont.woff

77 ms

hu3_iconfont.woff

hu3_iconfont.woff

111 ms

stats.js

stats.js

111 ms

ta.js

ta.js

623 ms

iconfont.ttf

iconfont.ttf

33 ms

iconfont.svg

iconfont.svg

32 ms

Accessibility Review

ultrasonic-metalwelding.com accessibility score

77

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.

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

ultrasonic-metalwelding.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

SEO Factors

ultrasonic-metalwelding.com SEO score

92

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 Ultrasonic-metalwelding.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 Ultrasonic-metalwelding.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

ultrasonic-metalwelding.com

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