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yisonchina.en.alibaba.com screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

yisonchina.en.alibaba.com

Guangzhou Yison Electron Technology Co., Ltd. - Wireless Earbuds, Wireless Earphone

Page Load Speed

2.9 sec in total

First Response

10 ms

Resources Loaded

2.1 sec

Page Rendered

852 ms

yisonchina.en.alibaba.com screenshot

About Website

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

Guangzhou Yison Electron Technology Co., Ltd., Experts in Manufacturing and Exporting Wireless Earbuds, Wireless Earphone and 0 more Products.

Visit yisonchina.en.alibaba.com

Key Findings

We analyzed Yisonchina.en.alibaba.com page load time and found that the first response time was 10 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

yisonchina.en.alibaba.com performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

69/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value4,130 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.143

78/100

15%

TTI (Time to Interactive)

Value27.5 s

0/100

10%

Network Requests Diagram

yisonchina.en.alibaba.com

10 ms

yisonchina.en.alibaba.com

679 ms

98 ms

122 ms

header.css

133 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Yisonchina.en.alibaba.com, 45% (37 requests) were made to S.alicdn.com and 9% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (46%)

Content Size

3.4 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Yisonchina.en.alibaba.com main page is 3.4 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. 75% 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. Javascripts take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 383.4 kB

  • Original 482.4 kB
  • After minification 478.5 kB
  • After compression 99.0 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 383.4 kB or 79% of the original size.

Image Optimization

-24%

Potential reduce by 137.1 kB

  • Original 576.8 kB
  • After minification 439.7 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, Yison China En Alibaba needs image optimization as it can save up to 137.1 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-40%

Potential reduce by 853.2 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 853.2 kB or 40% of the original size.

CSS Optimization

-84%

Potential reduce by 202.8 kB

  • Original 240.2 kB
  • After minification 189.3 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. Yisonchina.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 202.8 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (63%)

Requests Now

71

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Yison China 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

yisonchina.en.alibaba.com

yisonchina.en.alibaba.com

10 ms

yisonchina.en.alibaba.com

yisonchina.en.alibaba.com

679 ms

98 ms

122 ms

header.css

header.css

133 ms

header.js

header.js

140 ms

77 ms

web-index.css

web-index.css

184 ms

web-index.css

web-index.css

132 ms

web-index.css

web-index.css

303 ms

web-index.css

web-index.css

140 ms

web-index.css

web-index.css

182 ms

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

139 ms

255 ms

178 ms

index.js

index.js

180 ms

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

130 ms

H40abc42522224673b9e31616fac92f35B.jpg

H40abc42522224673b9e31616fac92f35B.jpg

458 ms

H2bd2ab334693466a82583defb9296325S.jpg

H2bd2ab334693466a82583defb9296325S.jpg

877 ms

H3fccc0692dc74e239db80bce266ecd7bb.jpg_q80.jpg

H3fccc0692dc74e239db80bce266ecd7bb.jpg_q80.jpg

773 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

132 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

139 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

162 ms

Hb881959a48e8408c902d0ca30e558fbbm.jpg

Hb881959a48e8408c902d0ca30e558fbbm.jpg

388 ms

Hfc5aeeeafa9249b29c150f9b8557c0ea8.jpg

Hfc5aeeeafa9249b29c150f9b8557c0ea8.jpg

388 ms

roboto-regular.woff

roboto-regular.woff

82 ms

roboto-medium.woff

roboto-medium.woff

81 ms

roboto-light.woff

roboto-light.woff

104 ms

roboto-thin.woff

roboto-thin.woff

118 ms

roboto-bold.woff

roboto-bold.woff

117 ms

awsc.js

awsc.js

107 ms

72 ms

personTipsInfo.do

personTipsInfo.do

66 ms

eg.js

eg.js

24 ms

et_n.js

et_n.js

72 ms

um.js

um.js

40 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

7 ms

index.js

index.js

10 ms

index.js

index.js

33 ms

7.gif

7.gif

3 ms

27 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

22 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

22 ms

baxiaCommon.js

baxiaCommon.js

23 ms

rp

rp

978 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

83 ms

HTB1VkKtX4_rK1RkHFqDq6yJAFXac.jpg

HTB1VkKtX4_rK1RkHFqDq6yJAFXac.jpg

513 ms

TB1Pk1aqbj1gK0jSZFuXXcrHpXa-1200-60.png

TB1Pk1aqbj1gK0jSZFuXXcrHpXa-1200-60.png

166 ms

H4c01849724764609b8b9755a5e924b291.jpg

H4c01849724764609b8b9755a5e924b291.jpg

839 ms

Hac17e00566af46179234d6d9748a47a83.png

Hac17e00566af46179234d6d9748a47a83.png

560 ms

Hca2a83b33edf46ba8a1f300282b96dedI.png

Hca2a83b33edf46ba8a1f300282b96dedI.png

975 ms

H6b9b65d90de54b818e7b22976457cd6f7.png

H6b9b65d90de54b818e7b22976457cd6f7.png

562 ms

He4b6f19f0d8e4364b4d643f996d1e343C.png

He4b6f19f0d8e4364b4d643f996d1e343C.png

1331 ms

H60f6a8d8b06b4ad1adfa0d4545df98877.png

H60f6a8d8b06b4ad1adfa0d4545df98877.png

1130 ms

O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

182 ms

HTB1chEhmdbJ8KJjy1zjq6yqapXaW.jpg

HTB1chEhmdbJ8KJjy1zjq6yqapXaW.jpg

658 ms

icon-font.woff

icon-font.woff

422 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

93 ms

30 ms

wu.json

wu.json

97 ms

sc.globalxman.appscene

sc.globalxman.appscene

26 ms

footer.css

footer.css

354 ms

um.json

um.json

56 ms

getUmid.do

getUmid.do

32 ms

light0.5x.png

light0.5x.png

47 ms

pages_version.html

pages_version.html

307 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

15 ms

defer-common.js

defer-common.js

75 ms

i.alicdn.com

i.alicdn.com

73 ms

index.js

index.js

49 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

120 ms

index.js

index.js

118 ms

store-proxy.html

store-proxy.html

124 ms

countryCurrencyDataService

countryCurrencyDataService

119 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

74 ms

personRoleInfo.do

personRoleInfo.do

97 ms

notification.do

notification.do

115 ms

iconfont.woff

iconfont.woff

63 ms

iconfont.woff

iconfont.woff

72 ms

index.web.css

index.web.css

86 ms

index.web.js

index.web.js

252 ms

availableSurveyQuery.json

availableSurveyQuery.json

39 ms

Accessibility Review

yisonchina.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

yisonchina.en.alibaba.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

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

yisonchina.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 Yisonchina.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 Yisonchina.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

yisonchina.en.alibaba.com

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