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

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 41

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

simsukian.en.alibaba.com

Shenzhen Simsukian Electronics Technology Co., Ltd. - Power Adapter, Fast Charger

Page Load Speed

3.6 sec in total

First Response

81 ms

Resources Loaded

2.3 sec

Page Rendered

1.2 sec

simsukian.en.alibaba.com screenshot

About Website

Welcome to simsukian.en.alibaba.com homepage info - get ready to check Simsukian En Alibaba best content for China right away, or after learning these important things about simsukian.en.alibaba.com

Shenzhen Simsukian Electronics Technology Co., Ltd., Experts in Manufacturing and Exporting Power Adapter, Fast Charger and 0 more Products.

Visit simsukian.en.alibaba.com

Key Findings

We analyzed Simsukian.en.alibaba.com page load time and found that the first response time was 81 ms and then it took 3.5 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

simsukian.en.alibaba.com performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value5,310 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.123

1/100

15%

TTI (Time to Interactive)

Value26.0 s

0/100

10%

Network Requests Diagram

simsukian.en.alibaba.com

81 ms

simsukian.en.alibaba.com

888 ms

74 ms

67 ms

header.css

73 ms

Our browser made a total of 130 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Simsukian.en.alibaba.com, 33% (43 requests) were made to S.alicdn.com and 21% (27 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Sc04.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.9 MB (56%)

Content Size

7.0 MB

After Optimization

3.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Simsukian.en.alibaba.com main page is 7.0 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. Only a small number of websites need less resources to load. Javascripts take 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 597.2 kB

  • Original 714.7 kB
  • After minification 710.1 kB
  • After compression 117.5 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 597.2 kB or 84% of the original size.

Image Optimization

-17%

Potential reduce by 158.6 kB

  • Original 929.5 kB
  • After minification 770.9 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, Simsukian En Alibaba needs image optimization as it can save up to 158.6 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-59%

Potential reduce by 3.0 MB

  • Original 5.1 MB
  • After minification 5.1 MB
  • After compression 2.1 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 3.0 MB or 59% of the original size.

CSS Optimization

-64%

Potential reduce by 202.3 kB

  • Original 314.3 kB
  • After minification 263.5 kB
  • After compression 112.0 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. Simsukian.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 202.3 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (37%)

Requests Now

119

After Optimization

75

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 119 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Simsukian 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 29 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

simsukian.en.alibaba.com

simsukian.en.alibaba.com

81 ms

simsukian.en.alibaba.com

simsukian.en.alibaba.com

888 ms

74 ms

67 ms

header.css

header.css

73 ms

header.js

header.js

165 ms

67 ms

web-index.css

web-index.css

70 ms

web-index.css

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71 ms

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web-index.css

168 ms

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163 ms

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163 ms

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164 ms

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130 ms

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290 ms

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150 ms

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293 ms

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284 ms

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283 ms

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292 ms

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325 ms

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327 ms

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327 ms

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328 ms

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367 ms

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575 ms

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406 ms

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545 ms

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851 ms

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286 ms

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585 ms

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574 ms

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583 ms

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286 ms

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322 ms

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145 ms

roboto-medium.woff

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144 ms

roboto-light.woff

roboto-light.woff

145 ms

roboto-thin.woff

roboto-thin.woff

146 ms

roboto-bold.woff

roboto-bold.woff

230 ms

awsc.js

awsc.js

360 ms

221 ms

247 ms

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318 ms

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321 ms

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671 ms

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760 ms

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493 ms

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494 ms

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700 ms

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735 ms

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591 ms

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880 ms

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1147 ms

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355 ms

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670 ms

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834 ms

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802 ms

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867 ms

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862 ms

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1115 ms

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1384 ms

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1045 ms

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322 ms

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322 ms

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322 ms

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328 ms

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324 ms

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332 ms

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331 ms

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487 ms

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352 ms

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481 ms

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480 ms

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484 ms

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795 ms

personTipsInfo.do

personTipsInfo.do

238 ms

icon-font.woff

icon-font.woff

494 ms

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font_515771_xjdbujl2iu.woff

161 ms

eg.js

eg.js

122 ms

sc.globalxman.appscene

sc.globalxman.appscene

20 ms

footer.css

footer.css

387 ms

et_n.js

et_n.js

37 ms

um.js

um.js

37 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

124 ms

index.js

index.js

122 ms

index.js

index.js

121 ms

7.gif

7.gif

38 ms

wu.json

wu.json

30 ms

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baxiaCommon.js

15 ms

rp

rp

1003 ms

um.json

um.json

95 ms

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79 ms

getUmid.do

getUmid.do

65 ms

pages_version.html

pages_version.html

72 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

46 ms

defer-common.js

defer-common.js

64 ms

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223 ms

index.js

index.js

222 ms

store-proxy.html

store-proxy.html

126 ms

countryCurrencyDataService

countryCurrencyDataService

199 ms

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98 ms

personRoleInfo.do

personRoleInfo.do

149 ms

notification.do

notification.do

171 ms

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78 ms

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108 ms

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129 ms

need_show_cookie_setting.do

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48 ms

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67 ms

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54 ms

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17 ms

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17 ms

index.css

index.css

15 ms

Accessibility Review

simsukian.en.alibaba.com accessibility score

41

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

simsukian.en.alibaba.com best practices score

67

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

Displays images with incorrect aspect ratio

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

simsukian.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 Simsukian.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 Simsukian.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

simsukian.en.alibaba.com

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