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

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

upsztec.en.alibaba.com

Up Electronics Shenzhen Company Limited - Car Audio, Car Player

Page Load Speed

5.5 sec in total

First Response

663 ms

Resources Loaded

4.2 sec

Page Rendered

592 ms

upsztec.en.alibaba.com screenshot

About Website

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

Up Electronics Shenzhen Company Limited, Experts in Manufacturing and Exporting Car Audio, Car Player and 0 more Products.

Visit upsztec.en.alibaba.com

Key Findings

We analyzed Upsztec.en.alibaba.com page load time and found that the first response time was 663 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

upsztec.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

32/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value4,570 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.33

34/100

15%

TTI (Time to Interactive)

Value24.7 s

0/100

10%

Network Requests Diagram

upsztec.en.alibaba.com

663 ms

upsztec.en.alibaba.com

750 ms

351 ms

342 ms

header.css

420 ms

Our browser made a total of 119 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Upsztec.en.alibaba.com, 37% (44 requests) were made to S.alicdn.com and 17% (20 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Amos.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.0 MB (61%)

Content Size

6.6 MB

After Optimization

2.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Upsztec.en.alibaba.com main page is 6.6 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. 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

-85%

Potential reduce by 680.1 kB

  • Original 800.2 kB
  • After minification 794.7 kB
  • After compression 120.1 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 680.1 kB or 85% of the original size.

Image Optimization

-38%

Potential reduce by 178.8 kB

  • Original 471.7 kB
  • After minification 292.9 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, Upsztec En Alibaba needs image optimization as it can save up to 178.8 kB or 38% 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

-65%

Potential reduce by 203.0 kB

  • Original 314.7 kB
  • After minification 263.8 kB
  • After compression 111.7 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. Upsztec.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 203.0 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (42%)

Requests Now

101

After Optimization

59

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 101 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Upsztec 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

upsztec.en.alibaba.com

upsztec.en.alibaba.com

663 ms

upsztec.en.alibaba.com

upsztec.en.alibaba.com

750 ms

351 ms

342 ms

header.css

header.css

420 ms

header.js

header.js

396 ms

48 ms

web-index.css

web-index.css

409 ms

web-index.css

web-index.css

410 ms

web-index.css

web-index.css

395 ms

web-index.css

web-index.css

411 ms

web-index.css

web-index.css

411 ms

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412 ms

413 ms

406 ms

index.js

index.js

409 ms

407 ms

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563 ms

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1430 ms

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589 ms

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391 ms

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147 ms

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150 ms

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148 ms

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587 ms

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999 ms

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586 ms

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561 ms

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413 ms

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559 ms

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653 ms

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716 ms

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715 ms

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714 ms

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716 ms

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584 ms

online.aw

online.aw

1466 ms

roboto-regular.woff

roboto-regular.woff

113 ms

roboto-medium.woff

roboto-medium.woff

25 ms

roboto-light.woff

roboto-light.woff

24 ms

roboto-thin.woff

roboto-thin.woff

25 ms

roboto-bold.woff

roboto-bold.woff

44 ms

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22 ms

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25 ms

personTipsInfo.do

personTipsInfo.do

457 ms

awsc.js

awsc.js

179 ms

50 ms

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592 ms

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89 ms

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87 ms

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203 ms

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244 ms

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96 ms

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162 ms

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202 ms

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104 ms

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162 ms

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127 ms

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637 ms

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697 ms

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524 ms

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523 ms

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527 ms

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523 ms

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541 ms

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542 ms

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541 ms

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543 ms

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609 ms

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614 ms

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622 ms

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623 ms

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676 ms

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694 ms

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699 ms

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698 ms

eg.js

eg.js

546 ms

icon-font.woff

icon-font.woff

111 ms

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280 ms

34 ms

et_n.js

et_n.js

63 ms

um.js

um.js

233 ms

sc.globalxman.appscene

sc.globalxman.appscene

396 ms

footer.css

footer.css

38 ms

light0.5x.png

light0.5x.png

87 ms

pages_version.html

pages_version.html

364 ms

defer-common.js

defer-common.js

464 ms

i.alicdn.com

i.alicdn.com

461 ms

index.js

index.js

51 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

219 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

346 ms

index.js

index.js

70 ms

wu.json

wu.json

583 ms

index.css

index.css

21 ms

7.gif

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4 ms

index.js

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22 ms

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32 ms

baxiaCommon.js

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16 ms

rp

rp

1354 ms

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11 ms

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36 ms

availableSurveyQuery.json

availableSurveyQuery.json

290 ms

index.js

index.js

158 ms

store-proxy.html

store-proxy.html

120 ms

countryCurrencyDataService

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189 ms

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93 ms

personRoleInfo.do

personRoleInfo.do

82 ms

notification.do

notification.do

192 ms

iconfont.woff

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8 ms

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8 ms

um.json

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54 ms

getUmid.do

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392 ms

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424 ms

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1165 ms

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1166 ms

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offline.gif

1047 ms

error.html

error.html

626 ms

error.html

error.html

643 ms

Accessibility Review

upsztec.en.alibaba.com accessibility score

43

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.

Best Practices

upsztec.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

Displays images with incorrect aspect ratio

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

upsztec.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 Upsztec.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 Upsztec.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

upsztec.en.alibaba.com

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