Tools & Wizards About Us
viair-china.en.alibaba.com screenshot

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

viair-china.en.alibaba.com

Zhejiang Sanmen Viair Industry Co., Ltd. - Car Mat, Door Mat

Page Load Speed

3.1 sec in total

First Response

112 ms

Resources Loaded

2.6 sec

Page Rendered

461 ms

viair-china.en.alibaba.com screenshot

About Website

Click here to check amazing Viair China En Alibaba content for China. Otherwise, check out these important facts you probably never knew about viair-china.en.alibaba.com

Zhejiang Sanmen Viair Industry Co., Ltd., Experts in Manufacturing and Exporting Car Mat, Door Mat and 0 more Products.

Visit viair-china.en.alibaba.com

Key Findings

We analyzed Viair-china.en.alibaba.com page load time and found that the first response time was 112 ms and then it took 3 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

viair-china.en.alibaba.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

47/100

25%

SI (Speed Index)

Value14.6 s

1/100

10%

TBT (Total Blocking Time)

Value4,080 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.013

100/100

15%

TTI (Time to Interactive)

Value29.6 s

0/100

10%

Network Requests Diagram

viair-china.en.alibaba.com

112 ms

viair-china.en.alibaba.com

855 ms

64 ms

56 ms

header.css

111 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Viair-china.en.alibaba.com, 33% (31 requests) were made to S.alicdn.com and 24% (22 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (956 ms) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.0 MB (58%)

Content Size

6.8 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Viair-china.en.alibaba.com main page is 6.8 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. Only a small number of websites need less resources to load. Javascripts take 4.9 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 808.9 kB

  • Original 943.8 kB
  • After minification 939.9 kB
  • After compression 134.9 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 808.9 kB or 86% of the original size.

Image Optimization

-23%

Potential reduce by 152.2 kB

  • Original 659.2 kB
  • After minification 507.1 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, Viair China En Alibaba needs image optimization as it can save up to 152.2 kB or 23% 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

-64%

Potential reduce by 202.3 kB

  • Original 314.2 kB
  • After minification 263.3 kB
  • After compression 111.9 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. Viair-china.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 202.3 kB or 64% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (51%)

Requests Now

82

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Viair China 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

viair-china.en.alibaba.com

viair-china.en.alibaba.com

112 ms

viair-china.en.alibaba.com

viair-china.en.alibaba.com

855 ms

64 ms

56 ms

header.css

header.css

111 ms

header.js

header.js

145 ms

116 ms

web-index.css

web-index.css

62 ms

web-index.css

web-index.css

60 ms

web-index.css

web-index.css

108 ms

web-index.css

web-index.css

116 ms

web-index.css

web-index.css

116 ms

118 ms

113 ms

index.js

index.js

114 ms

111 ms

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O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

255 ms

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254 ms

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416 ms

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H629150f3804a4c42b00c4194baf38783O.jpg_q80.jpg

268 ms

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267 ms

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TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

277 ms

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341 ms

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277 ms

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277 ms

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350 ms

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291 ms

97 ms

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96 ms

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124 ms

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O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

382 ms

O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

379 ms

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308 ms

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308 ms

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319 ms

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378 ms

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O1CN01DHG99I2GuOwENh2u5_!!456989075.png

319 ms

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319 ms

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383 ms

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381 ms

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383 ms

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408 ms

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406 ms

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407 ms

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407 ms

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466 ms

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O1CN0193nP2V2GuOw6KK66m_!!456989075.png

464 ms

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O1CN01UNBmkv2GuOwDW65Wi_!!456989075.png

466 ms

H5cfc64bb25e9410bbc9d22a09a89608c2.jpg

H5cfc64bb25e9410bbc9d22a09a89608c2.jpg

227 ms

roboto-regular.woff

roboto-regular.woff

77 ms

roboto-medium.woff

roboto-medium.woff

173 ms

roboto-light.woff

roboto-light.woff

173 ms

roboto-thin.woff

roboto-thin.woff

191 ms

roboto-bold.woff

roboto-bold.woff

190 ms

awsc.js

awsc.js

241 ms

182 ms

personTipsInfo.do

personTipsInfo.do

182 ms

icon-font.woff

icon-font.woff

77 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

201 ms

footer.css

footer.css

49 ms

eg.js

eg.js

91 ms

index.js

index.js

152 ms

et_n.js

et_n.js

44 ms

um.js

um.js

132 ms

light0.5x.png

light0.5x.png

106 ms

pages_version.html

pages_version.html

309 ms

defer-common.js

defer-common.js

169 ms

i.alicdn.com

i.alicdn.com

323 ms

index.js

index.js

78 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

71 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

78 ms

index.js

index.js

208 ms

index.js

index.js

207 ms

sc.globalxman.appscene

sc.globalxman.appscene

63 ms

7.gif

7.gif

198 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

178 ms

index.css

index.css

153 ms

wu.json

wu.json

348 ms

store-proxy.html

store-proxy.html

113 ms

countryCurrencyDataService

countryCurrencyDataService

196 ms

personRoleInfo.do

personRoleInfo.do

83 ms

notification.do

notification.do

119 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

21 ms

index.web.css

index.web.css

24 ms

index.web.js

index.web.js

52 ms

baxiaCommon.js

baxiaCommon.js

18 ms

rp

rp

956 ms

index.js

index.js

98 ms

availableSurveyQuery.json

availableSurveyQuery.json

50 ms

iconfont.woff

iconfont.woff

9 ms

iconfont.woff

iconfont.woff

22 ms

um.json

um.json

57 ms

getUmid.do

getUmid.do

9 ms

Accessibility Review

viair-china.en.alibaba.com accessibility score

67

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

viair-china.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

viair-china.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 Viair-china.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 Viair-china.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

viair-china.en.alibaba.com

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