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vfocuselec.en.alibaba.com screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

vfocuselec.en.alibaba.com

Shenzhen V-Focus Electronic Technology R&d Co., Ltd. - PS4 Control, Switch Joycon

Page Load Speed

3.4 sec in total

First Response

247 ms

Resources Loaded

2.5 sec

Page Rendered

646 ms

vfocuselec.en.alibaba.com screenshot

About Website

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

Shenzhen V-Focus Electronic Technology R&d Co., Ltd., Experts in Manufacturing and Exporting PS4 Control, Switch Joycon and 0 more Products.

Visit vfocuselec.en.alibaba.com

Key Findings

We analyzed Vfocuselec.en.alibaba.com page load time and found that the first response time was 247 ms and then it took 3.1 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

vfocuselec.en.alibaba.com performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

84/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value9,940 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value2.121

0/100

15%

TTI (Time to Interactive)

Value29.8 s

0/100

10%

Network Requests Diagram

vfocuselec.en.alibaba.com

247 ms

vfocuselec.en.alibaba.com

737 ms

52 ms

84 ms

header.css

84 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 4% of them (3 requests) were addressed to the original Vfocuselec.en.alibaba.com, 47% (34 requests) were made to S.alicdn.com and 10% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.5 MB (60%)

Content Size

5.8 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vfocuselec.en.alibaba.com main page is 5.8 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. 80% 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 4.9 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 325.6 kB

  • Original 408.9 kB
  • After minification 405.0 kB
  • After compression 83.3 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 325.6 kB or 80% of the original size.

Image Optimization

-12%

Potential reduce by 8.9 kB

  • Original 77.1 kB
  • After minification 68.3 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, V Focus Elec En Alibaba needs image optimization as it can save up to 8.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-58%

Potential reduce by 2.8 MB

  • Original 4.9 MB
  • After minification 4.9 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 2.8 MB or 58% of the original size.

CSS Optimization

-72%

Potential reduce by 286.2 kB

  • Original 399.0 kB
  • After minification 348.1 kB
  • After compression 112.8 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. Vfocuselec.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 286.2 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (62%)

Requests Now

60

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of V Focus Elec 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

vfocuselec.en.alibaba.com

vfocuselec.en.alibaba.com

247 ms

vfocuselec.en.alibaba.com

vfocuselec.en.alibaba.com

737 ms

52 ms

84 ms

header.css

header.css

84 ms

header.js

header.js

106 ms

189 ms

web-index.css

web-index.css

102 ms

web-index.css

web-index.css

101 ms

web-index.css

web-index.css

107 ms

web-index.css

web-index.css

107 ms

web-index.css

web-index.css

109 ms

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

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

106 ms

185 ms

103 ms

index.js

index.js

159 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

341 ms

H416cf2b8465e4e9b87ef508df218bee8c.jpg

H416cf2b8465e4e9b87ef508df218bee8c.jpg

828 ms

H1294b82b7fee431fb3d1b5e079755205r.jpg_80x80.jpg

H1294b82b7fee431fb3d1b5e079755205r.jpg_80x80.jpg

306 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

400 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

85 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

64 ms

roboto-regular.woff

roboto-regular.woff

85 ms

roboto-medium.woff

roboto-medium.woff

119 ms

roboto-light.woff

roboto-light.woff

168 ms

roboto-thin.woff

roboto-thin.woff

283 ms

roboto-bold.woff

roboto-bold.woff

273 ms

H6ee7bc542f314446905dc6c5eda83457n.jpg

H6ee7bc542f314446905dc6c5eda83457n.jpg

783 ms

101 ms

none

none

100 ms

He9ad2606b6f04a369c1862dff6c2ddf47.jpg

He9ad2606b6f04a369c1862dff6c2ddf47.jpg

367 ms

H4f7022995a4c4aa88276ca7177ec5dc0z.jpg

H4f7022995a4c4aa88276ca7177ec5dc0z.jpg

1024 ms

personTipsInfo.do

personTipsInfo.do

289 ms

awsc.js

awsc.js

270 ms

202 ms

icon-font.woff

icon-font.woff

79 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

147 ms

footer.css

footer.css

24 ms

71 ms

light0.5x.png

light0.5x.png

66 ms

eg.js

eg.js

176 ms

pages_version.html

pages_version.html

189 ms

defer-common.js

defer-common.js

184 ms

i.alicdn.com

i.alicdn.com

375 ms

index.js

index.js

40 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

173 ms

et_f.js

et_f.js

38 ms

um.js

um.js

133 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

321 ms

sc.globalxman.appscene

sc.globalxman.appscene

185 ms

index.js

index.js

182 ms

index.js

index.js

182 ms

wu.json

wu.json

235 ms

index.web.css

index.web.css

171 ms

index.web.js

index.web.js

247 ms

store-proxy.html

store-proxy.html

343 ms

countryCurrencyDataService

countryCurrencyDataService

319 ms

personRoleInfo.do

personRoleInfo.do

145 ms

notification.do

notification.do

276 ms

7.gif

7.gif

65 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

64 ms

baxiaCommon.js

baxiaCommon.js

156 ms

rp

rp

979 ms

index.js

index.js

152 ms

availableSurveyQuery.json

availableSurveyQuery.json

81 ms

index.js

index.js

67 ms

um.json

um.json

72 ms

iconfont.woff

iconfont.woff

26 ms

iconfont.woff

iconfont.woff

8 ms

index.css

index.css

10 ms

getUmid.do

getUmid.do

9 ms

data

data

3 ms

Accessibility Review

vfocuselec.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

vfocuselec.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

vfocuselec.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 Vfocuselec.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 Vfocuselec.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

vfocuselec.en.alibaba.com

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