Tools & Wizards About Us
yrdcarbon.en.alibaba.com screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

yrdcarbon.en.alibaba.com

Ningxia Yongruida Carbon Co., Ltd. - Activated Carbon, Coconutshell Activated Carbon

Page Load Speed

5.2 sec in total

First Response

79 ms

Resources Loaded

4.7 sec

Page Rendered

450 ms

yrdcarbon.en.alibaba.com screenshot

About Website

Click here to check amazing Yrd Carbon En Alibaba content for China. Otherwise, check out these important facts you probably never knew about yrdcarbon.en.alibaba.com

Ningxia Yongruida Carbon Co., Ltd., Experts in Manufacturing and Exporting Activated Carbon, Coconutshell Activated Carbon and 0 more Products.

Visit yrdcarbon.en.alibaba.com

Key Findings

We analyzed Yrdcarbon.en.alibaba.com page load time and found that the first response time was 79 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

yrdcarbon.en.alibaba.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

82/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value5,080 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.321

36/100

15%

TTI (Time to Interactive)

Value26.4 s

0/100

10%

Network Requests Diagram

yrdcarbon.en.alibaba.com

79 ms

yrdcarbon.en.alibaba.com

786 ms

144 ms

134 ms

header.css

221 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Yrdcarbon.en.alibaba.com, 61% (62 requests) were made to S.alicdn.com and 7% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.8 MB (49%)

Content Size

3.6 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yrdcarbon.en.alibaba.com main page is 3.6 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. 70% of websites need less resources to load. Javascripts take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 493.4 kB

  • Original 596.8 kB
  • After minification 592.9 kB
  • After compression 103.4 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 493.4 kB or 83% of the original size.

Image Optimization

-29%

Potential reduce by 183.7 kB

  • Original 634.3 kB
  • After minification 450.6 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. Obviously, Yrd Carbon En Alibaba needs image optimization as it can save up to 183.7 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-42%

Potential reduce by 894.9 kB

  • Original 2.1 MB
  • After minification 2.1 MB
  • After compression 1.3 MB

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 894.9 kB or 42% of the original size.

CSS Optimization

-84%

Potential reduce by 203.2 kB

  • Original 240.6 kB
  • After minification 189.7 kB
  • After compression 37.4 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. Yrdcarbon.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 203.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 57 (63%)

Requests Now

91

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 91 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yrd Carbon En Alibaba. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

yrdcarbon.en.alibaba.com

yrdcarbon.en.alibaba.com

79 ms

yrdcarbon.en.alibaba.com

yrdcarbon.en.alibaba.com

786 ms

144 ms

134 ms

header.css

header.css

221 ms

header.js

header.js

183 ms

34 ms

web-index.css

web-index.css

139 ms

web-index.css

web-index.css

227 ms

web-index.css

web-index.css

182 ms

web-index.css

web-index.css

182 ms

web-index.css

web-index.css

219 ms

362 ms

210 ms

index.js

index.js

342 ms

260 ms

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278 ms

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671 ms

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541 ms

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658 ms

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714 ms

awsc.js

awsc.js

288 ms

169 ms

personTipsInfo.do

personTipsInfo.do

164 ms

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117 ms

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185 ms

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1144 ms

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390 ms

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527 ms

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391 ms

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390 ms

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1068 ms

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621 ms

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929 ms

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1219 ms

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831 ms

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1032 ms

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1445 ms

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1468 ms

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1561 ms

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1202 ms

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1615 ms

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1655 ms

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1689 ms

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1596 ms

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1992 ms

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1928 ms

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1910 ms

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2172 ms

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2088 ms

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2082 ms

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2647 ms

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2722 ms

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2457 ms

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3607 ms

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893 ms

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962 ms

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974 ms

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2456 ms

roboto-regular.woff

roboto-regular.woff

2182 ms

eg.js

eg.js

88 ms

roboto-medium.woff

roboto-medium.woff

2137 ms

roboto-light.woff

roboto-light.woff

2152 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

266 ms

15 ms

roboto-thin.woff

roboto-thin.woff

2183 ms

sc.globalxman.appscene

sc.globalxman.appscene

25 ms

footer.css

footer.css

2134 ms

et_f.js

et_f.js

19 ms

um.js

um.js

120 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

112 ms

index.js

index.js

153 ms

index.js

index.js

173 ms

7.gif

7.gif

106 ms

wu.json

wu.json

95 ms

baxiaCommon.js

baxiaCommon.js

40 ms

rp

rp

1026 ms

roboto-bold.woff

roboto-bold.woff

1948 ms

icon-font.woff

icon-font.woff

1984 ms

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2335 ms

um.json

um.json

57 ms

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2431 ms

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3394 ms

getUmid.do

getUmid.do

52 ms

light0.5x.png

light0.5x.png

278 ms

pages_version.html

pages_version.html

61 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

41 ms

defer-common.js

defer-common.js

58 ms

i.alicdn.com

i.alicdn.com

48 ms

index.js

index.js

235 ms

index.js

index.js

185 ms

index.web.css

index.web.css

187 ms

index.web.js

index.web.js

255 ms

store-proxy.html

store-proxy.html

133 ms

countryCurrencyDataService

countryCurrencyDataService

299 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

114 ms

personRoleInfo.do

personRoleInfo.do

156 ms

notification.do

notification.do

252 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

127 ms

availableSurveyQuery.json

availableSurveyQuery.json

68 ms

iconfont.woff

iconfont.woff

8 ms

iconfont.woff

iconfont.woff

25 ms

Accessibility Review

yrdcarbon.en.alibaba.com accessibility score

66

Accessibility Issues

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

Buttons do not have an accessible name

High

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

High

Image elements do not have [alt] attributes

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

yrdcarbon.en.alibaba.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

Missing source maps for large first-party JavaScript

SEO Factors

yrdcarbon.en.alibaba.com SEO score

71

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

High

Document doesn't have a valid hreflang

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 doesn't use 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 Yrdcarbon.en.alibaba.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 Yrdcarbon.en.alibaba.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

yrdcarbon.en.alibaba.com

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