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visionsolar.en.alibaba.com screenshot

Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

Page Load Speed

4.9 sec in total

First Response

111 ms

Resources Loaded

3.6 sec

Page Rendered

1.2 sec

visionsolar.en.alibaba.com screenshot

About Website

Visit visionsolar.en.alibaba.com now to see the best up-to-date Vision Solar En Alibaba content for China and also check out these interesting facts you probably never knew about visionsolar.en.alibaba.com

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Key Findings

We analyzed Visionsolar.en.alibaba.com page load time and found that the first response time was 111 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

visionsolar.en.alibaba.com performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value11.1 s

6/100

10%

TBT (Total Blocking Time)

Value8,900 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.419

23/100

15%

TTI (Time to Interactive)

Value24.1 s

0/100

10%

Network Requests Diagram

visionsolar.en.alibaba.com

111 ms

visionsolar.en.alibaba.com

789 ms

190 ms

web-index.css

264 ms

web-index.css

260 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Visionsolar.en.alibaba.com, 29% (19 requests) were made to S.alicdn.com and 26% (17 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (46%)

Content Size

2.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Visionsolar.en.alibaba.com main page is 2.6 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. 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. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 335.4 kB

  • Original 425.1 kB
  • After minification 421.0 kB
  • After compression 89.7 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 335.4 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 57.7 kB

  • Original 1.1 MB
  • After minification 1.0 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. Vision Solar En Alibaba images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 311.5 kB

  • Original 543.3 kB
  • After minification 543.3 kB
  • After compression 231.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 311.5 kB or 57% of the original size.

CSS Optimization

-93%

Potential reduce by 492.4 kB

  • Original 526.8 kB
  • After minification 196.3 kB
  • After compression 34.4 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. Visionsolar.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 492.4 kB or 93% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (70%)

Requests Now

57

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vision Solar 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 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

visionsolar.en.alibaba.com

visionsolar.en.alibaba.com

111 ms

visionsolar.en.alibaba.com

visionsolar.en.alibaba.com

789 ms

190 ms

web-index.css

web-index.css

264 ms

web-index.css

web-index.css

260 ms

web-index.css

web-index.css

259 ms

web-index.css

web-index.css

258 ms

web-index.css

web-index.css

259 ms

257 ms

215 ms

header.css

header.css

271 ms

header.js

header.js

275 ms

240 ms

243 ms

index.js

index.js

243 ms

338 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

407 ms

HTB1ZISIXEGF3KVjSZFm762qPXXaD.png

HTB1ZISIXEGF3KVjSZFm762qPXXaD.png

185 ms

Hcc97ab3b2149485d8cd894a296429560e.jpg

Hcc97ab3b2149485d8cd894a296429560e.jpg

326 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

458 ms

awsc.js

awsc.js

287 ms

102 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

178 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

176 ms

eg.js

eg.js

280 ms

roboto-regular.woff

roboto-regular.woff

198 ms

roboto-medium.woff

roboto-medium.woff

114 ms

roboto-light.woff

roboto-light.woff

246 ms

roboto-thin.woff

roboto-thin.woff

245 ms

roboto-bold.woff

roboto-bold.woff

308 ms

personTipsInfo.do

personTipsInfo.do

190 ms

HTB11oSLXxiH3KVjSZPfq6xBiVXai.jpg

HTB11oSLXxiH3KVjSZPfq6xBiVXai.jpg

520 ms

sc.migrate.event

sc.migrate.event

191 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

279 ms

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

TB1k1Ive3oQMeJjy0FoXXcShVXa-1200-280.png

278 ms

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

TB1Z8vPSFXXXXXLXVXXXXXXXXXX-1519-200.png

208 ms

TB139qIiv2H8KJjy0FcXXaDlFXa-1000-600.jpg

TB139qIiv2H8KJjy0FcXXaDlFXa-1000-600.jpg

413 ms

um.js

um.js

183 ms

icon-font.woff

icon-font.woff

180 ms

139 ms

index.js

index.js

191 ms

7.gif

7.gif

136 ms

index.js

index.js

87 ms

wu.json

wu.json

443 ms

baxiaCommon.js

baxiaCommon.js

19 ms

sc.globalxman.appscene

sc.globalxman.appscene

6 ms

footer.css

footer.css

271 ms

index.js

index.js

407 ms

g

g

28 ms

et_n.js

et_n.js

27 ms

rp

rp

1399 ms

light0.5x.png

light0.5x.png

118 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

58 ms

defer-common.js

defer-common.js

157 ms

i.alicdn.com

i.alicdn.com

147 ms

index.js

index.js

145 ms

um.json

um.json

401 ms

index.js

index.js

330 ms

store-proxy.html

store-proxy.html

249 ms

countryCurrencyDataService

countryCurrencyDataService

334 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

203 ms

personRoleInfo.do

personRoleInfo.do

196 ms

notification.do

notification.do

246 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

133 ms

getUmid.do

getUmid.do

55 ms

iconfont.woff

iconfont.woff

26 ms

Accessibility Review

visionsolar.en.alibaba.com accessibility score

68

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

visionsolar.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

visionsolar.en.alibaba.com SEO score

79

Search Engine Optimization Advices

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 Visionsolar.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 Visionsolar.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

visionsolar.en.alibaba.com

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