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levaobest.en.alibaba.com screenshot

Report Summary

  • 31

    Performance

    Renders faster than
    51% 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

levaobest.en.alibaba.com

Shandong Luofeiao International Trade Co., Ltd - water filter, water treatment equipment

Page Load Speed

3.1 sec in total

First Response

302 ms

Resources Loaded

2.4 sec

Page Rendered

408 ms

levaobest.en.alibaba.com screenshot

About Website

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

Shandong Luofeiao International Trade Co., Ltd, Experts in Manufacturing and Exporting water filter, water treatment equipment and 0 more Products.

Visit levaobest.en.alibaba.com

Key Findings

We analyzed Levaobest.en.alibaba.com page load time and found that the first response time was 302 ms and then it took 2.8 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

levaobest.en.alibaba.com performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value7,510 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.43

22/100

15%

TTI (Time to Interactive)

Value25.4 s

0/100

10%

Network Requests Diagram

levaobest.en.alibaba.com

302 ms

levaobest.en.alibaba.com

560 ms

58 ms

82 ms

header.css

105 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 Levaobest.en.alibaba.com, 45% (34 requests) were made to S.alicdn.com and 9% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.5 MB (60%)

Content Size

5.8 MB

After Optimization

2.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Levaobest.en.alibaba.com main page is 5.8 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 5.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 314.1 kB

  • Original 393.9 kB
  • After minification 390.0 kB
  • After compression 79.8 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 314.1 kB or 80% of the original size.

Image Optimization

-12%

Potential reduce by 8.9 kB

  • Original 77.1 kB
  • After minification 68.3 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, Levaobest En Alibaba needs image optimization as it can save up to 8.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-59%

Potential reduce by 3.0 MB

  • Original 5.0 MB
  • After minification 5.0 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 3.0 MB or 59% of the original size.

CSS Optimization

-64%

Potential reduce by 202.3 kB

  • Original 313.9 kB
  • After minification 263.0 kB
  • After compression 111.5 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. Levaobest.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 (67%)

Requests Now

63

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Levaobest 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

levaobest.en.alibaba.com

levaobest.en.alibaba.com

302 ms

levaobest.en.alibaba.com

levaobest.en.alibaba.com

560 ms

58 ms

82 ms

header.css

header.css

105 ms

header.js

header.js

111 ms

52 ms

web-index.css

web-index.css

54 ms

web-index.css

web-index.css

54 ms

web-index.css

web-index.css

110 ms

web-index.css

web-index.css

109 ms

web-index.css

web-index.css

111 ms

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

123 ms

126 ms

122 ms

index.js

index.js

120 ms

119 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

115 ms

H098cd9e9cffb4c4492cfcb7e6e79279c5.jpg_q80.jpg

H098cd9e9cffb4c4492cfcb7e6e79279c5.jpg_q80.jpg

143 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

153 ms

roboto-regular.woff

roboto-regular.woff

85 ms

roboto-medium.woff

roboto-medium.woff

85 ms

roboto-light.woff

roboto-light.woff

85 ms

roboto-thin.woff

roboto-thin.woff

102 ms

roboto-bold.woff

roboto-bold.woff

128 ms

awsc.js

awsc.js

192 ms

94 ms

Ha4779b2fed8d4e2993d1091b8917bd33B.png

Ha4779b2fed8d4e2993d1091b8917bd33B.png

642 ms

He5e759ccbee340858140721ff75f4f79N.jpg

He5e759ccbee340858140721ff75f4f79N.jpg

461 ms

115 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

73 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

73 ms

H285e803a386049c99a6192fbdcfaae04H.jpg

H285e803a386049c99a6192fbdcfaae04H.jpg

322 ms

Hea64ceaef90a4aee921baac5269d9230G.jpg

Hea64ceaef90a4aee921baac5269d9230G.jpg

607 ms

Hdb807606792844cea70c568637fbc95cQ.jpg

Hdb807606792844cea70c568637fbc95cQ.jpg

552 ms

personTipsInfo.do

personTipsInfo.do

498 ms

eg.js

eg.js

238 ms

sc.globalxman.appscene

sc.globalxman.appscene

253 ms

icon-font.woff

icon-font.woff

13 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

371 ms

et_f.js

et_f.js

14 ms

um.js

um.js

158 ms

footer.css

footer.css

142 ms

light0.5x.png

light0.5x.png

125 ms

pages_version.html

pages_version.html

331 ms

defer-common.js

defer-common.js

482 ms

i.alicdn.com

i.alicdn.com

694 ms

index.js

index.js

84 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

43 ms

wu.json

wu.json

683 ms

index.js

index.js

20 ms

index.js

index.js

18 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

15 ms

7.gif

7.gif

94 ms

index.js

index.js

85 ms

ts

ts

1113 ms

fsp.1.1

fsp.1.1

1033 ms

baxiaCommon.js

baxiaCommon.js

69 ms

rp

rp

1124 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

576 ms

ts

ts

1065 ms

index.css

index.css

64 ms

index.web.css

index.web.css

10 ms

index.web.js

index.web.js

32 ms

availableSurveyQuery.json

availableSurveyQuery.json

322 ms

store-proxy.html

store-proxy.html

380 ms

countryCurrencyDataService

countryCurrencyDataService

318 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

182 ms

personRoleInfo.do

personRoleInfo.do

149 ms

notification.do

notification.do

135 ms

index.js

index.js

25 ms

um.json

um.json

63 ms

iconfont.woff

iconfont.woff

3 ms

iconfont.woff

iconfont.woff

11 ms

getUmid.do

getUmid.do

10 ms

data

data

3 ms

Accessibility Review

levaobest.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

levaobest.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

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

levaobest.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

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 uses 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 Levaobest.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 Levaobest.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

levaobest.en.alibaba.com

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