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

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

villo.en.alibaba.com

Company Overview - Dongguan Villo Technology Inc.

Page Load Speed

2.8 sec in total

First Response

169 ms

Resources Loaded

2.3 sec

Page Rendered

333 ms

villo.en.alibaba.com screenshot

About Website

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

Dongguan Villo Technology Inc. Products:Industrial Dust Collector,Industrial Vacuum Cleaner,Welding Fume Extractor,Explosion Proof Accessories

Visit villo.en.alibaba.com

Key Findings

We analyzed Villo.en.alibaba.com page load time and found that the first response time was 169 ms and then it took 2.6 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

villo.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value15.4 s

0/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value7,620 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value25.7 s

0/100

10%

Network Requests Diagram

villo.en.alibaba.com

169 ms

villo.en.alibaba.com

201 ms

27 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

254 ms

index.js

335 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original Villo.en.alibaba.com, 25% (16 requests) were made to Sc02.alicdn.com and 23% (15 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 679.0 kB (38%)

Content Size

1.8 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Villo.en.alibaba.com main page is 1.8 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. 35% of websites need less resources to load. Javascripts take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 289.4 kB

  • Original 367.2 kB
  • After minification 366.3 kB
  • After compression 77.7 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 289.4 kB or 79% of the original size.

Image Optimization

-27%

Potential reduce by 42.0 kB

  • Original 155.5 kB
  • After minification 113.5 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, Villo En Alibaba needs image optimization as it can save up to 42.0 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-27%

Potential reduce by 347.6 kB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 929.9 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 347.6 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (42%)

Requests Now

62

After Optimization

36

  • AJAX
  • Images
  • JavaScript

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Villo 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

villo.en.alibaba.com

villo.en.alibaba.com

169 ms

villo.en.alibaba.com

villo.en.alibaba.com

201 ms

27 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

254 ms

index.js

index.js

335 ms

index.js

index.js

289 ms

renderHeader.js

renderHeader.js

304 ms

H956c823a959c4949993b312c96af4e01x.jpg

H956c823a959c4949993b312c96af4e01x.jpg

884 ms

awsc.js

awsc.js

63 ms

8 ms

7.gif

7.gif

284 ms

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881 ms

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599 ms

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H6ab678ac4ed4467ebd2bd89b6ece818az.jpg

790 ms

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20-Discount-HEPA-Filter-Concrete-Floor-Grinding.jpg_640x640.jpg

701 ms

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Big-Sale-1200W-Cement-HEPA-Filter-Concrete.jpg_640x640.jpg

825 ms

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Big-Sale-30-Discount-Single-Phase-Industrial.jpg_640x640.jpg

992 ms

30-Discount-HEPA-Filtration-Concrete-Dust-Extractor.jpg_640x640.jpg

30-Discount-HEPA-Filtration-Concrete-Dust-Extractor.jpg_640x640.jpg

719 ms

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25-Discount-HEPA-Filtration-Concrete-Dust-Extractor.jpg_640x640.jpg

682 ms

110-220V-HEPA-Filter-Cassettes-Industrial-Vacuum.jpg_640x640.jpg

110-220V-HEPA-Filter-Cassettes-Industrial-Vacuum.jpg_640x640.jpg

815 ms

HEPA-Filtration-Concrete-Dust-Extractor-Industrial-Vacuum.jpg_640x640.jpg

HEPA-Filtration-Concrete-Dust-Extractor-Industrial-Vacuum.jpg_640x640.jpg

1128 ms

VILLO-7-5HP-New-Energy-Solar-Photovoltaic.jpg_640x640.jpg

VILLO-7-5HP-New-Energy-Solar-Photovoltaic.jpg_640x640.jpg

1185 ms

VILLO-7500W-Easy-Filter-Installation-Industrial-Sand.jpg_640x640.jpg

VILLO-7500W-Easy-Filter-Installation-Industrial-Sand.jpg_640x640.jpg

1255 ms

VILLO-11kW-Laser-Processing-Machine-Pulse-Jet.jpg_640x640.jpg

VILLO-11kW-Laser-Processing-Machine-Pulse-Jet.jpg_640x640.jpg

1279 ms

VILLO-4000W-Auto-Unloading-Industrial-CNC-Dust.jpg_640x640.jpg

VILLO-4000W-Auto-Unloading-Industrial-CNC-Dust.jpg_640x640.jpg

1302 ms

15kW-VILLO-Pulse-Jet-Filter-Cartridge-Industrial.jpg_640x640.jpg

15kW-VILLO-Pulse-Jet-Filter-Cartridge-Industrial.jpg_640x640.jpg

1414 ms

VILLO-Air-Pulse-Jet-Cleaning-Industrial-Workshop.jpg_640x640.jpg

VILLO-Air-Pulse-Jet-Cleaning-Industrial-Workshop.jpg_640x640.jpg

1444 ms

VILLO-4000W-Carpentry-Working-Auto-Discharge-Industrial.jpg_640x640.jpg

VILLO-4000W-Carpentry-Working-Auto-Discharge-Industrial.jpg_640x640.jpg

1789 ms

Villo-3000W-Manual-Cleaning-Industrial-Grinding-Dust.jpg_640x640.jpg

Villo-3000W-Manual-Cleaning-Industrial-Grinding-Dust.jpg_640x640.jpg

1676 ms

Hcbb684b619d64f21b9f8b4d5144512b5u.jpg

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803 ms

H12b49e5cc39e48d789d377064b39e123e.jpg

H12b49e5cc39e48d789d377064b39e123e.jpg

828 ms

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

O1CN01eP7P8d1y1kdsWFgqQ_!!6000000006519-2-tps-1920-200.png

213 ms

undefined

undefined

61 ms

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945 ms

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946 ms

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TB2lYMPoStYBeNjSspkXXbU8VXa_!!3377521498.png

1156 ms

TB2M1B6gsyYBuNkSnfoXXcWgVXa_!!3377521498.jpg

TB2M1B6gsyYBuNkSnfoXXcWgVXa_!!3377521498.jpg

983 ms

TB26OYooL5TBuNjSspcXXbnGFXa_!!3377521498.jpg

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945 ms

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TB2hQ4poNWYBuNjy1zkXXXGGpXa_!!3377521498.png

1224 ms

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TB2BDsRouSSBuNjy0FlXXbBpVXa_!!3377521498.png

1480 ms

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1274 ms

TB2WxjEgfuSBuNkHFqDXXXfhVXa_!!3377521498.png

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1322 ms

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1245 ms

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1225 ms

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845 ms

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850 ms

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696 ms

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1015 ms

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1213 ms

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1267 ms

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1395 ms

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1293 ms

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1583 ms

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1872 ms

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1697 ms

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1663 ms

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1662 ms

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1917 ms

et_n.js

et_n.js

52 ms

um.js

um.js

158 ms

wu.json

wu.json

115 ms

um.json

um.json

55 ms

getUmid.do

getUmid.do

92 ms

eg.js

eg.js

3 ms

index.js

index.js

4 ms

Accessibility Review

villo.en.alibaba.com accessibility score

66

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

villo.en.alibaba.com best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

villo.en.alibaba.com SEO score

79

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

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 Villo.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 Villo.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

villo.en.alibaba.com

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