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

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 40

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

aerti.en.alibaba.com

Shenyang Aerti Tech Co., Ltd. - Oxygen Concentrator, Oxygen Cocktail Mixer

Page Load Speed

4 sec in total

First Response

237 ms

Resources Loaded

3.4 sec

Page Rendered

360 ms

aerti.en.alibaba.com screenshot

About Website

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

Shenyang Aerti Tech Co., Ltd., Experts in Manufacturing and Exporting Oxygen Concentrator, Oxygen Cocktail Mixer and 0 more Products.

Visit aerti.en.alibaba.com

Key Findings

We analyzed Aerti.en.alibaba.com page load time and found that the first response time was 237 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

aerti.en.alibaba.com performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

78/100

10%

LCP (Largest Contentful Paint)

Value15.3 s

0/100

25%

SI (Speed Index)

Value20.6 s

0/100

10%

TBT (Total Blocking Time)

Value4,410 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.577

12/100

15%

TTI (Time to Interactive)

Value27.3 s

0/100

10%

Network Requests Diagram

aerti.en.alibaba.com

237 ms

aerti.en.alibaba.com

676 ms

29 ms

99 ms

55 ms

Our browser made a total of 117 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Aerti.en.alibaba.com, 25% (29 requests) were made to S.alicdn.com and 21% (24 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (2.7 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.1 MB (60%)

Content Size

6.8 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

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

HTML Optimization

-80%

Potential reduce by 382.5 kB

  • Original 475.5 kB
  • After minification 471.6 kB
  • After compression 93.0 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 382.5 kB or 80% of the original size.

Image Optimization

-24%

Potential reduce by 137.8 kB

  • Original 581.4 kB
  • After minification 443.6 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, Aerti En Alibaba needs image optimization as it can save up to 137.8 kB or 24% 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 283.6 kB

  • Original 394.8 kB
  • After minification 343.9 kB
  • After compression 111.1 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. Aerti.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 283.6 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (54%)

Requests Now

99

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aerti 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 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

aerti.en.alibaba.com

aerti.en.alibaba.com

237 ms

aerti.en.alibaba.com

aerti.en.alibaba.com

676 ms

29 ms

99 ms

55 ms

header.css

header.css

72 ms

header.js

header.js

66 ms

web-index.css

web-index.css

66 ms

web-index.css

web-index.css

68 ms

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69 ms

93 ms

66 ms

index.js

index.js

65 ms

66 ms

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638 ms

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873 ms

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651 ms

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361 ms

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755 ms

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280 ms

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357 ms

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360 ms

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755 ms

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401 ms

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459 ms

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402 ms

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754 ms

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471 ms

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649 ms

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754 ms

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825 ms

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1112 ms

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829 ms

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822 ms

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887 ms

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1461 ms

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1017 ms

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784 ms

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782 ms

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368 ms

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949 ms

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820 ms

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856 ms

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1003 ms

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1635 ms

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1102 ms

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2732 ms

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1458 ms

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1203 ms

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1357 ms

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1598 ms

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2055 ms

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1670 ms

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1663 ms

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1841 ms

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1873 ms

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2123 ms

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1819 ms

roboto-regular.woff

roboto-regular.woff

115 ms

roboto-medium.woff

roboto-medium.woff

116 ms

roboto-light.woff

roboto-light.woff

96 ms

roboto-thin.woff

roboto-thin.woff

96 ms

roboto-bold.woff

roboto-bold.woff

115 ms

114 ms

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110 ms

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110 ms

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198 ms

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1036 ms

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1108 ms

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846 ms

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854 ms

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904 ms

undefined

undefined

195 ms

personTipsInfo.do

personTipsInfo.do

190 ms

awsc.js

awsc.js

216 ms

141 ms

icon-font.woff

icon-font.woff

49 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

136 ms

footer.css

footer.css

40 ms

eg.js

eg.js

99 ms

light0.5x.png

light0.5x.png

50 ms

pages_version.html

pages_version.html

137 ms

defer-common.js

defer-common.js

139 ms

i.alicdn.com

i.alicdn.com

311 ms

index.js

index.js

66 ms

et_n.js

et_n.js

57 ms

um.js

um.js

124 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

22 ms

sc.globalxman.appscene

sc.globalxman.appscene

12 ms

index.js

index.js

74 ms

index.js

index.js

62 ms

7.gif

7.gif

60 ms

index.js

index.js

246 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

234 ms

index.web.css

index.web.css

169 ms

index.web.js

index.web.js

179 ms

baxiaCommon.js

baxiaCommon.js

282 ms

rp

rp

985 ms

store-proxy.html

store-proxy.html

137 ms

countryCurrencyDataService

countryCurrencyDataService

248 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

111 ms

personRoleInfo.do

personRoleInfo.do

194 ms

notification.do

notification.do

258 ms

index.css

index.css

275 ms

wu.json

wu.json

147 ms

index.js

index.js

112 ms

availableSurveyQuery.json

availableSurveyQuery.json

99 ms

iconfont.woff

iconfont.woff

10 ms

iconfont.woff

iconfont.woff

10 ms

um.json

um.json

55 ms

getUmid.do

getUmid.do

8 ms

offline.gif

offline.gif

1095 ms

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offline.gif

946 ms

offline.gif

offline.gif

883 ms

offline.gif

offline.gif

871 ms

offline.gif

offline.gif

822 ms

offline.gif

offline.gif

715 ms

Accessibility Review

aerti.en.alibaba.com accessibility score

40

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

aerti.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

aerti.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 Aerti.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 Aerti.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

aerti.en.alibaba.com

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