Tools & Wizards About Us
yddc.com screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 0

    SEO

yddc.com

China Station Post Insulators, Line Insulators, Bushing Insulator Manufacturers - CLD

Page Load Speed

21.6 sec in total

First Response

242 ms

Resources Loaded

20.8 sec

Page Rendered

498 ms

yddc.com screenshot

About Website

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

Hunan Yangdong Porcelain Insulators & Electric Co., Ltd: We are leading manufacturer in China, supply various insulators from 10-1000kV, used in substation and electrical line. Our goods are exported ...

Visit yddc.com

Key Findings

We analyzed Yddc.com page load time and found that the first response time was 242 ms and then it took 21.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

yddc.com performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.041

99/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

yddc.com

242 ms

www.yddc.com

364 ms

font-awesome.min.css

320 ms

swiper.min.css

249 ms

animate.min.css

324 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 75% of them (38 requests) were addressed to the original Yddc.com, 12% (6 requests) were made to Js01.v15cdn.com and 6% (3 requests) were made to Css01.v15cdn.com. The less responsive or slowest element that took the longest time to load (19.8 sec) belongs to the original domain Yddc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 85.4 kB (5%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yddc.com main page is 1.6 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. 50% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 34.2 kB

  • Original 41.1 kB
  • After minification 39.9 kB
  • After compression 7.0 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 34.2 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 48.0 kB

  • Original 1.5 MB
  • After minification 1.4 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. Yddc images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 2.6 kB

  • Original 74.9 kB
  • After minification 74.4 kB
  • After compression 72.2 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

-2%

Potential reduce by 638 B

  • Original 27.0 kB
  • After minification 27.0 kB
  • After compression 26.3 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. Yddc.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (37%)

Requests Now

46

After Optimization

29

  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yddc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

yddc.com

yddc.com

242 ms

www.yddc.com

www.yddc.com

364 ms

font-awesome.min.css

font-awesome.min.css

320 ms

swiper.min.css

swiper.min.css

249 ms

animate.min.css

animate.min.css

324 ms

style.css

style.css

251 ms

jquery-3.6.0.js

jquery-3.6.0.js

56 ms

sitecommon.js

sitecommon.js

55 ms

yddc.css

yddc.css

76 ms

Site_Common.js

Site_Common.js

55 ms

swiper.min.js

swiper.min.js

57 ms

wow.min.js

wow.min.js

54 ms

index.js

index.js

426 ms

count2.js

count2.js

55 ms

float29528.js

float29528.js

177 ms

logo202011201527087384373.png

logo202011201527087384373.png

225 ms

foot-phone.webp

foot-phone.webp

63 ms

ba202011061021319477898.jpg

ba202011061021319477898.jpg

1168 ms

ba202011131729331991187.jpg

ba202011131729331991187.jpg

728 ms

ba202011131729559578899.jpg

ba202011131729559578899.jpg

845 ms

ca-iocn01.png

ca-iocn01.png

203 ms

ca-iocn02.png

ca-iocn02.png

206 ms

ca-iocn03.png

ca-iocn03.png

273 ms

p202011251358270123058.jpg

p202011251358270123058.jpg

494 ms

p202011251359032328053.jpg

p202011251359032328053.jpg

609 ms

p202011251359476491136.jpg

p202011251359476491136.jpg

648 ms

p202011251401307384839.jpg

p202011251401307384839.jpg

711 ms

re.jpg

re.jpg

1062 ms

high-voltage-post-insulators57467934721.jpg

high-voltage-post-insulators57467934721.jpg

726 ms

composite-post-insulator03347142451.jpg

composite-post-insulator03347142451.jpg

790 ms

polymer-suspension-insulator14352973089.jpg

polymer-suspension-insulator14352973089.jpg

792 ms

station-post-insulator08096441597.jpg

station-post-insulator08096441597.jpg

793 ms

post-line-insulator10591553602.jpg

post-line-insulator10591553602.jpg

864 ms

disc-suspension-insulator12173359162.jpg

disc-suspension-insulator12173359162.jpg

931 ms

pin-post-insulator08301583653.jpg

pin-post-insulator08301583653.jpg

983 ms

tr216-insulator27563002445.jpg

tr216-insulator27563002445.jpg

1023 ms

20201125150143b78a55d4447842aa909080c62d7eb795.jpg

20201125150143b78a55d4447842aa909080c62d7eb795.jpg

1096 ms

n202010231334185130617.jpg

n202010231334185130617.jpg

1069 ms

n202010231334466961744.jpg

n202010231334466961744.jpg

1123 ms

n202010231335129831840.jpg

n202010231335129831840.jpg

1091 ms

n202010231520584331119.jpg

n202010231520584331119.jpg

1135 ms

erwei68356920201215.jpg

erwei68356920201215.jpg

1136 ms

AkzidenzGroteskPro-Regular.ttf

AkzidenzGroteskPro-Regular.ttf

1238 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

21 ms

s

s

19781 ms

flogo.png

flogo.png

1124 ms

fd-img.png

fd-img.png

1134 ms

close.png

close.png

1138 ms

msg.png

msg.png

1164 ms

tel.png

tel.png

1194 ms

email.png

email.png

1211 ms

Accessibility Review

yddc.com accessibility score

98

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

yddc.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

High

Page has valid source maps

SEO Factors

yddc.com SEO score

0

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 Yddc.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 Yddc.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

yddc.com

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