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vgloryenergy.en.alibaba.com screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% 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

  • 71

    SEO

    Google-friendlier than
    30% of websites

vgloryenergy.en.alibaba.com

Vglory Group Energy Co., Ltd. - lithium ion battery, lifepo4 battery

Page Load Speed

2.8 sec in total

First Response

85 ms

Resources Loaded

2.4 sec

Page Rendered

347 ms

vgloryenergy.en.alibaba.com screenshot

About Website

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

Vglory Group Energy Co., Ltd., Experts in Manufacturing and Exporting lithium ion battery, lifepo4 battery and 0 more Products.

Visit vgloryenergy.en.alibaba.com

Key Findings

We analyzed Vgloryenergy.en.alibaba.com page load time and found that the first response time was 85 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

vgloryenergy.en.alibaba.com performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

77/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value9,940 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.461

19/100

15%

TTI (Time to Interactive)

Value30.8 s

0/100

10%

Network Requests Diagram

vgloryenergy.en.alibaba.com

85 ms

vgloryenergy.en.alibaba.com

705 ms

63 ms

56 ms

header.css

94 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Vgloryenergy.en.alibaba.com, 52% (44 requests) were made to S.alicdn.com and 8% (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 4.2 MB (64%)

Content Size

6.6 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vgloryenergy.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. 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 5.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 646.7 kB

  • Original 764.9 kB
  • After minification 761.0 kB
  • After compression 118.2 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 646.7 kB or 85% of the original size.

Image Optimization

-15%

Potential reduce by 8.9 kB

  • Original 59.5 kB
  • After minification 50.7 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, Vglory Energy En Alibaba needs image optimization as it can save up to 8.9 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 3.3 MB

  • Original 5.4 MB
  • After minification 5.4 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 3.3 MB or 61% of the original size.

CSS Optimization

-72%

Potential reduce by 284.6 kB

  • Original 397.0 kB
  • After minification 346.1 kB
  • After compression 112.3 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. Vgloryenergy.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 284.6 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 46 (63%)

Requests Now

73

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vglory Energy 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

vgloryenergy.en.alibaba.com

vgloryenergy.en.alibaba.com

85 ms

vgloryenergy.en.alibaba.com

vgloryenergy.en.alibaba.com

705 ms

63 ms

56 ms

header.css

header.css

94 ms

header.js

header.js

101 ms

99 ms

web-index.css

web-index.css

61 ms

web-index.css

web-index.css

102 ms

web-index.css

web-index.css

92 ms

web-index.css

web-index.css

103 ms

web-index.css

web-index.css

99 ms

201 ms

87 ms

index.js

index.js

88 ms

87 ms

H683cfc901da84cb7b9a846d6dd8472e2h.jpg

H683cfc901da84cb7b9a846d6dd8472e2h.jpg

388 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

386 ms

H49d359d73d6b4739be580c7232cbf25cp.jpg

H49d359d73d6b4739be580c7232cbf25cp.jpg

452 ms

H73aedc870920423f91e5a1d148c99a0b8.jpeg_q80.jpg

H73aedc870920423f91e5a1d148c99a0b8.jpeg_q80.jpg

1273 ms

H8d825afc2cbf4b34aba2221b0283d385r.jpg_480x480.jpg

H8d825afc2cbf4b34aba2221b0283d385r.jpg_480x480.jpg

137 ms

H4254a003c5f344ba8dd534b9248ab1e2F.png_480x480.png

H4254a003c5f344ba8dd534b9248ab1e2F.png_480x480.png

412 ms

Hdae141fc1a6640f6983cc3af6ecff2acQ.png_480x480.png

Hdae141fc1a6640f6983cc3af6ecff2acQ.png_480x480.png

143 ms

H9945ce3b8e0c4487bca7048e4c0e5bd8G.png_720x720.png

H9945ce3b8e0c4487bca7048e4c0e5bd8G.png_720x720.png

553 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

521 ms

H3e25389ad4714864bc40b119cd15f221W.jpg

H3e25389ad4714864bc40b119cd15f221W.jpg

833 ms

Hc48d399023d640bf987604a5f8bfd1f6C.jpg

Hc48d399023d640bf987604a5f8bfd1f6C.jpg

289 ms

H8e4373a6c05d4e20956cce162fa822dde.jpg

H8e4373a6c05d4e20956cce162fa822dde.jpg

1031 ms

190 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

92 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

179 ms

Ha38ca23fb4de42a7a0a18a02d75d1783r.jpg

Ha38ca23fb4de42a7a0a18a02d75d1783r.jpg

331 ms

H7b8cc11113014b0cbafc7f8e3a6b071cI.jpg

H7b8cc11113014b0cbafc7f8e3a6b071cI.jpg

331 ms

H4c9b55219aea4956a0e93eee0e732a33f.jpg

H4c9b55219aea4956a0e93eee0e732a33f.jpg

1258 ms

H89334b4ac7824e86a23d15c537f2bad8y.jpg

H89334b4ac7824e86a23d15c537f2bad8y.jpg

721 ms

H7aefa387a2b44fa5921a9e7fce0dc801x.jpg

H7aefa387a2b44fa5921a9e7fce0dc801x.jpg

552 ms

Hfc67d4478c7c4f65b8cbb012e83fd4f6S.jpg

Hfc67d4478c7c4f65b8cbb012e83fd4f6S.jpg

733 ms

Hfee1f39c6ba64c07bc4c013dbfe845a2G.jpg

Hfee1f39c6ba64c07bc4c013dbfe845a2G.jpg

700 ms

H4a148fdc8b01480ba0951efe53820376A.png

H4a148fdc8b01480ba0951efe53820376A.png

1196 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

552 ms

awsc.js

awsc.js

171 ms

81 ms

personTipsInfo.do

personTipsInfo.do

196 ms

roboto-regular.woff

roboto-regular.woff

639 ms

roboto-medium.woff

roboto-medium.woff

650 ms

roboto-light.woff

roboto-light.woff

678 ms

roboto-thin.woff

roboto-thin.woff

663 ms

roboto-bold.woff

roboto-bold.woff

662 ms

eg.js

eg.js

217 ms

icon-font.woff

icon-font.woff

554 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

174 ms

et_n.js

et_n.js

65 ms

um.js

um.js

145 ms

sc.globalxman.appscene

sc.globalxman.appscene

91 ms

footer.css

footer.css

519 ms

wu.json

wu.json

40 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

27 ms

index.js

index.js

70 ms

index.js

index.js

167 ms

7.gif

7.gif

10 ms

baxiaCommon.js

baxiaCommon.js

24 ms

rp

rp

1036 ms

um.json

um.json

57 ms

getUmid.do

getUmid.do

29 ms

light0.5x.png

light0.5x.png

28 ms

pages_version.html

pages_version.html

62 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

16 ms

defer-common.js

defer-common.js

161 ms

i.alicdn.com

i.alicdn.com

57 ms

index.js

index.js

21 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

12 ms

index.web.css

index.web.css

25 ms

index.web.js

index.web.js

36 ms

index.js

index.js

33 ms

availableSurveyQuery.json

availableSurveyQuery.json

243 ms

store-proxy.html

store-proxy.html

206 ms

countryCurrencyDataService

countryCurrencyDataService

186 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

144 ms

personRoleInfo.do

personRoleInfo.do

152 ms

notification.do

notification.do

170 ms

iconfont.woff

iconfont.woff

8 ms

iconfont.woff

iconfont.woff

18 ms

index.js

index.js

60 ms

index.css

index.css

21 ms

Accessibility Review

vgloryenergy.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.

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

vgloryenergy.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

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

vgloryenergy.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 Vgloryenergy.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 Vgloryenergy.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

vgloryenergy.en.alibaba.com

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