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udenvironment.com screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    42% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

udenvironment.com

China Air Diffuser, Wastewater Treatment, Disc Filter Manufacturers, Suppliers - U&D Group

Page Load Speed

3.7 sec in total

First Response

367 ms

Resources Loaded

2.5 sec

Page Rendered

831 ms

udenvironment.com screenshot

About Website

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

UD Environmental Equipment Technology Co., Ltd.: U&D has nearly 20 years successful experience in environmental protection as an EPC contractor. And has two big production bases in Guangdong and Hunan...

Visit udenvironment.com

Key Findings

We analyzed Udenvironment.com page load time and found that the first response time was 367 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

udenvironment.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value11.8 s

0/100

25%

SI (Speed Index)

Value35.0 s

0/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.261

47/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

udenvironment.com

367 ms

www.udenvironment.com

565 ms

font-awesome.min.css

319 ms

swiper.min.css

317 ms

style.css

126 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 45% of them (29 requests) were addressed to the original Udenvironment.com, 29% (19 requests) were made to Img01.v15cdn.com and 12% (8 requests) were made to Js01.v15cdn.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Udenvironment.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.9 kB (5%)

Content Size

1.8 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Udenvironment.com main page is 1.8 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. 45% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 43.0 kB

  • Original 51.6 kB
  • After minification 50.2 kB
  • After compression 8.5 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 43.0 kB or 83% of the original size.

Image Optimization

-0%

Potential reduce by 67 B

  • Original 1.6 MB
  • After minification 1.6 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. Udenvironment images are well optimized though.

JavaScript Optimization

-44%

Potential reduce by 56.3 kB

  • Original 128.1 kB
  • After minification 128.1 kB
  • After compression 71.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 56.3 kB or 44% of the original size.

CSS Optimization

-2%

Potential reduce by 447 B

  • Original 19.7 kB
  • After minification 19.7 kB
  • After compression 19.2 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. Udenvironment.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 32 (52%)

Requests Now

62

After Optimization

30

  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Udenvironment. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

udenvironment.com

udenvironment.com

367 ms

www.udenvironment.com

www.udenvironment.com

565 ms

font-awesome.min.css

font-awesome.min.css

319 ms

swiper.min.css

swiper.min.css

317 ms

style.css

style.css

126 ms

jquery.js

jquery.js

326 ms

sitecommon.js

sitecommon.js

340 ms

other.css

other.css

79 ms

Site_Common.js

Site_Common.js

366 ms

flash.js

flash.js

365 ms

swiper.min.js

swiper.min.js

418 ms

count2.js

count2.js

366 ms

index.js

index.js

139 ms

main.js

main.js

143 ms

liteyt.js

liteyt.js

365 ms

float26665.js

float26665.js

150 ms

national-preference.js

national-preference.js

415 ms

js

js

70 ms

js

js

108 ms

amore.webp

amore.webp

195 ms

logo202004261025159438235.png

logo202004261025159438235.png

93 ms

search.png

search.png

91 ms

en.webp

en.webp

194 ms

il.webp

il.webp

207 ms

fi.webp

fi.webp

208 ms

ar.webp

ar.webp

208 ms

tr.webp

tr.webp

205 ms

se.webp

se.webp

206 ms

otq.webp

otq.webp

205 ms

ht.webp

ht.webp

210 ms

ja.webp

ja.webp

210 ms

ru.webp

ru.webp

217 ms

si.webp

si.webp

211 ms

srla.webp

srla.webp

210 ms

nopic.webp

nopic.webp

211 ms

ba202007241334258245150.jpg

ba202007241334258245150.jpg

656 ms

ba202005130951490201285.jpg

ba202005130951490201285.jpg

930 ms

ba202004260950009126007.jpg

ba202004260950009126007.jpg

1021 ms

20201229170251d23aeb9122974bf89495077634fd8f4b.png

20201229170251d23aeb9122974bf89495077634fd8f4b.png

286 ms

202012291702512b54f9f165af41c19ccd6671a48a4bea.png

202012291702512b54f9f165af41c19ccd6671a48a4bea.png

289 ms

20201229170251b9efd7fa1bf641dca3dfc578f8e3d5f8.png

20201229170251b9efd7fa1bf641dca3dfc578f8e3d5f8.png

357 ms

20210104093603b165574d9e00431f971be4b2b97ee895.png

20210104093603b165574d9e00431f971be4b2b97ee895.png

388 ms

abbg.jpg

abbg.jpg

436 ms

p20240322110018a9223.jpg

p20240322110018a9223.jpg

763 ms

fine-bubble-disc-diffuser00504192311.jpg

fine-bubble-disc-diffuser00504192311.jpg

491 ms

fine-bubble-tube-diffuser13568694144.jpg

fine-bubble-tube-diffuser13568694144.jpg

549 ms

high-temperature-sludge-dryer33577358309.jpg

high-temperature-sludge-dryer33577358309.jpg

708 ms

low-temperature-sludge-dryer03449678349.jpg

low-temperature-sludge-dryer03449678349.jpg

743 ms

waste-water-transfer-pump01330747949.jpg

waste-water-transfer-pump01330747949.jpg

760 ms

sludge-lifting-pump40091187677.jpg

sludge-lifting-pump40091187677.jpg

811 ms

sugar-wastewater-treatment34324106404.jpg

sugar-wastewater-treatment34324106404.jpg

927 ms

water-recycling-plant45046714008.jpg

water-recycling-plant45046714008.jpg

927 ms

distillery-wastewater48183657607.jpg

distillery-wastewater48183657607.jpg

941 ms

municipal-water-supply51062388834.jpg

municipal-water-supply51062388834.jpg

987 ms

ic-anaerobic-reactor54261523219.jpg

ic-anaerobic-reactor54261523219.jpg

1026 ms

2022111014350941d753c2126f47538bb41d6381f0908f.jpg

2022111014350941d753c2126f47538bb41d6381f0908f.jpg

1197 ms

20221110143508ba540dcd17334ef19aa02cf1b56200d0.jpg

20221110143508ba540dcd17334ef19aa02cf1b56200d0.jpg

1203 ms

2022111014350957fafd1978274fdea35c8e8aaf597642.jpg

2022111014350957fafd1978274fdea35c8e8aaf597642.jpg

1193 ms

s

s

1063 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

100 ms

online-service.webp

online-service.webp

73 ms

people.webp

people.webp

74 ms

phone.webp

phone.webp

75 ms

online.webp

online.webp

77 ms

email.webp

email.webp

76 ms

Accessibility Review

udenvironment.com accessibility score

93

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

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>).

Best Practices

udenvironment.com best practices score

75

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

Page has valid source maps

SEO Factors

udenvironment.com SEO score

85

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

Links do not have descriptive text

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 Udenvironment.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 Udenvironment.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

udenvironment.com

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