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

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

diatoolscn.en.alibaba.com

Johnson Tools Manufactory Co., Ltd. - Laser Saw Blade, Diamond Segments

Page Load Speed

3 sec in total

First Response

9 ms

Resources Loaded

2.3 sec

Page Rendered

655 ms

diatoolscn.en.alibaba.com screenshot

About Website

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

Johnson Tools Manufactory Co., Ltd., Experts in Manufacturing and Exporting Laser Saw Blade, Diamond Segments and 0 more Products.

Visit diatoolscn.en.alibaba.com

Key Findings

We analyzed Diatoolscn.en.alibaba.com page load time and found that the first response time was 9 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

diatoolscn.en.alibaba.com performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

63/100

10%

LCP (Largest Contentful Paint)

Value10.3 s

0/100

25%

SI (Speed Index)

Value19.3 s

0/100

10%

TBT (Total Blocking Time)

Value9,370 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.826

4/100

15%

TTI (Time to Interactive)

Value30.3 s

0/100

10%

Network Requests Diagram

diatoolscn.en.alibaba.com

9 ms

diatoolscn.en.alibaba.com

670 ms

83 ms

68 ms

header.css

72 ms

Our browser made a total of 107 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Diatoolscn.en.alibaba.com, 63% (67 requests) were made to S.alicdn.com and 7% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.3 MB (66%)

Content Size

6.5 MB

After Optimization

2.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Diatoolscn.en.alibaba.com main page is 6.5 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 5.1 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 781.7 kB

  • Original 919.3 kB
  • After minification 915.4 kB
  • After compression 137.6 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 781.7 kB or 85% of the original size.

Image Optimization

-11%

Potential reduce by 8.9 kB

  • Original 78.4 kB
  • After minification 69.5 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, Dia Tools Cn En Alibaba needs image optimization as it can save up to 8.9 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 3.2 MB

  • Original 5.1 MB
  • After minification 5.1 MB
  • After compression 1.9 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 3.2 MB or 62% of the original size.

CSS Optimization

-72%

Potential reduce by 293.7 kB

  • Original 405.7 kB
  • After minification 354.8 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. Diatoolscn.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 293.7 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 53 (55%)

Requests Now

96

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dia Tools Cn 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

diatoolscn.en.alibaba.com

diatoolscn.en.alibaba.com

9 ms

diatoolscn.en.alibaba.com

diatoolscn.en.alibaba.com

670 ms

83 ms

68 ms

header.css

header.css

72 ms

header.js

header.js

174 ms

497 ms

web-index.css

web-index.css

69 ms

web-index.css

web-index.css

73 ms

web-index.css

web-index.css

77 ms

web-index.css

web-index.css

76 ms

web-index.css

web-index.css

77 ms

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174 ms

131 ms

125 ms

index.js

index.js

125 ms

127 ms

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304 ms

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99 ms

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194 ms

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98 ms

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69 ms

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70 ms

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172 ms

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190 ms

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177 ms

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168 ms

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325 ms

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269 ms

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270 ms

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441 ms

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438 ms

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353 ms

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451 ms

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545 ms

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542 ms

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453 ms

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1548 ms

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543 ms

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544 ms

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578 ms

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610 ms

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644 ms

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633 ms

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653 ms

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927 ms

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793 ms

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733 ms

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854 ms

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734 ms

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351 ms

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540 ms

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166 ms

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834 ms

roboto-regular.woff

roboto-regular.woff

734 ms

roboto-medium.woff

roboto-medium.woff

749 ms

roboto-light.woff

roboto-light.woff

749 ms

roboto-thin.woff

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750 ms

roboto-bold.woff

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749 ms

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821 ms

personTipsInfo.do

personTipsInfo.do

29 ms

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836 ms

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901 ms

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900 ms

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932 ms

icon-font.woff

icon-font.woff

733 ms

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47 ms

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865 ms

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911 ms

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834 ms

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833 ms

awsc.js

awsc.js

101 ms

67 ms

eg.js

eg.js

14 ms

footer.css

footer.css

614 ms

et_n.js

et_n.js

16 ms

um.js

um.js

93 ms

sc.globalxman.appscene

sc.globalxman.appscene

28 ms

index.js

index.js

99 ms

index.js

index.js

44 ms

7.gif

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14 ms

wu.json

wu.json

21 ms

baxiaCommon.js

baxiaCommon.js

113 ms

rp

rp

1083 ms

um.json

um.json

63 ms

getUmid.do

getUmid.do

38 ms

light0.5x.png

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75 ms

pages_version.html

pages_version.html

89 ms

sc.sc_header_footer.schd_coms

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38 ms

defer-common.js

defer-common.js

85 ms

i.alicdn.com

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81 ms

index.js

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41 ms

need_show_cookie_setting.do

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156 ms

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153 ms

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152 ms

index.js

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165 ms

store-proxy.html

store-proxy.html

132 ms

countryCurrencyDataService

countryCurrencyDataService

243 ms

sc.sc_header_footer.sc_hds

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102 ms

personRoleInfo.do

personRoleInfo.do

219 ms

notification.do

notification.do

231 ms

availableSurveyQuery.json

availableSurveyQuery.json

100 ms

iconfont.woff

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16 ms

iconfont.woff

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45 ms

index.js

index.js

37 ms

index.css

index.css

9 ms

Accessibility Review

diatoolscn.en.alibaba.com accessibility score

70

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.

Best Practices

diatoolscn.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

High

Serves images with low resolution

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

diatoolscn.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 Diatoolscn.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 Diatoolscn.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

diatoolscn.en.alibaba.com

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