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

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

vart.en.alibaba.com

Company Overview - Guangzhou Longcheng Electronics Co., Ltd.

Page Load Speed

10.3 sec in total

First Response

367 ms

Resources Loaded

9.4 sec

Page Rendered

613 ms

vart.en.alibaba.com screenshot

About Website

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

Guangzhou Longcheng Electronics Co., Ltd. Products:9D VR Cinema, VR Fantasy Starship, 360 VR Chair, VR Shooting Machine, VR Space Ride

Visit vart.en.alibaba.com

Key Findings

We analyzed Vart.en.alibaba.com page load time and found that the first response time was 367 ms and then it took 10 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

vart.en.alibaba.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value16.2 s

0/100

25%

SI (Speed Index)

Value16.2 s

0/100

10%

TBT (Total Blocking Time)

Value3,680 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.231

54/100

15%

TTI (Time to Interactive)

Value27.4 s

0/100

10%

Network Requests Diagram

vart.en.alibaba.com

367 ms

vart.en.alibaba.com

396 ms

1470 ms

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1505 ms

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1504 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Vart.en.alibaba.com, 30% (23 requests) were made to Img.alicdn.com and 24% (18 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (8.6 sec) relates to the external source Img.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (21%)

Content Size

5.3 MB

After Optimization

4.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Vart.en.alibaba.com main page is 5.3 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. 45% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 725.7 kB

  • Original 835.4 kB
  • After minification 834.4 kB
  • After compression 109.6 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 725.7 kB or 87% of the original size.

Image Optimization

-2%

Potential reduce by 69.7 kB

  • Original 3.2 MB
  • After minification 3.1 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. Vart En Alibaba images are well optimized though.

JavaScript Optimization

-26%

Potential reduce by 330.7 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 921.5 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 330.7 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (34%)

Requests Now

74

After Optimization

49

  • AJAX
  • Images
  • JavaScript

The browser has sent 74 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vart 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 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vart.en.alibaba.com

vart.en.alibaba.com

367 ms

vart.en.alibaba.com

vart.en.alibaba.com

396 ms

1470 ms

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1505 ms

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1504 ms

index.js

index.js

1545 ms

index.js

index.js

1513 ms

renderHeader.js

renderHeader.js

1583 ms

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2271 ms

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2614 ms

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3905 ms

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1646 ms

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1310 ms

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1321 ms

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1332 ms

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1662 ms

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1652 ms

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2162 ms

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1796 ms

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1624 ms

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2410 ms

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2172 ms

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1291 ms

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Commercial-virtual-reality-equipment-vr-amusement-theme.jpg_350x350.jpg

1706 ms

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1824 ms

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1634 ms

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2070 ms

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Commercial-Escape-Room-VIVE-Virtual-Reality-System.jpg_350x350.jpg

2211 ms

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2261 ms

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2258 ms

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1291 ms

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1296 ms

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1292 ms

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1296 ms

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1299 ms

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1303 ms

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1305 ms

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1305 ms

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1307 ms

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1316 ms

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1317 ms

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1317 ms

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1318 ms

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1323 ms

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1325 ms

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1326 ms

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5003 ms

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1651 ms

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1677 ms

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8577 ms

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2046 ms

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1722 ms

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1964 ms

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1793 ms

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2084 ms

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2363 ms

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2672 ms

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2573 ms

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2541 ms

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2704 ms

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2587 ms

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2683 ms

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2995 ms

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3107 ms

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3183 ms

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3091 ms

awsc.js

awsc.js

247 ms

9 ms

7.gif

7.gif

310 ms

et_n.js

et_n.js

7 ms

um.js

um.js

70 ms

wu.json

wu.json

658 ms

eg.js

eg.js

2 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

776 ms

index.js

index.js

5 ms

Accessibility Review

vart.en.alibaba.com accessibility score

59

Accessibility Issues

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

vart.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

vart.en.alibaba.com SEO score

86

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

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 Vart.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 Vart.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

vart.en.alibaba.com

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