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

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

szczkj.en.alibaba.com

Shenzhen Chenzhou Technology Co.,ltd. - Hand Tools, Electronic Instruments

Page Load Speed

4.1 sec in total

First Response

270 ms

Resources Loaded

2.9 sec

Page Rendered

946 ms

szczkj.en.alibaba.com screenshot

About Website

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

Shenzhen Chenzhou Technology Co.,ltd., Experts in Manufacturing and Exporting Hand Tools, Electronic Instruments and 0 more Products.

Visit szczkj.en.alibaba.com

Key Findings

We analyzed Szczkj.en.alibaba.com page load time and found that the first response time was 270 ms and then it took 3.8 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

szczkj.en.alibaba.com performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value13.8 s

0/100

25%

SI (Speed Index)

Value12.0 s

4/100

10%

TBT (Total Blocking Time)

Value5,100 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.856

4/100

15%

TTI (Time to Interactive)

Value29.4 s

0/100

10%

Network Requests Diagram

szczkj.en.alibaba.com

270 ms

szczkj.en.alibaba.com

896 ms

66 ms

65 ms

header.css

159 ms

Our browser made a total of 139 requests to load all elements on the main page. We found that 1% of them (2 requests) were addressed to the original Szczkj.en.alibaba.com, 26% (36 requests) were made to S.alicdn.com and 25% (35 requests) were made to Img.alicdn.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

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

Content Size

7.0 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Szczkj.en.alibaba.com main page is 7.0 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 5.3 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 426.3 kB

  • Original 528.5 kB
  • After minification 524.5 kB
  • After compression 102.2 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 426.3 kB or 81% of the original size.

Image Optimization

-25%

Potential reduce by 208.2 kB

  • Original 844.9 kB
  • After minification 636.7 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, Szczkj En Alibaba needs image optimization as it can save up to 208.2 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-60%

Potential reduce by 3.2 MB

  • Original 5.3 MB
  • After minification 5.3 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 3.2 MB or 60% of the original size.

CSS Optimization

-65%

Potential reduce by 214.1 kB

  • Original 329.0 kB
  • After minification 278.2 kB
  • After compression 114.9 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. Szczkj.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 214.1 kB or 65% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (35%)

Requests Now

128

After Optimization

83

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 128 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Szczkj 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

szczkj.en.alibaba.com

szczkj.en.alibaba.com

270 ms

szczkj.en.alibaba.com

szczkj.en.alibaba.com

896 ms

66 ms

65 ms

header.css

header.css

159 ms

header.js

header.js

158 ms

214 ms

web-index.css

web-index.css

142 ms

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145 ms

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web-index.css

157 ms

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156 ms

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web-index.css

213 ms

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240 ms

529 ms

240 ms

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239 ms

239 ms

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250 ms

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367 ms

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1100 ms

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750 ms

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237 ms

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248 ms

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248 ms

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248 ms

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544 ms

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604 ms

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564 ms

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564 ms

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542 ms

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627 ms

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618 ms

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618 ms

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617 ms

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746 ms

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746 ms

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747 ms

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747 ms

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1099 ms

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1098 ms

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1145 ms

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1149 ms

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411 ms

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411 ms

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381 ms

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410 ms

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434 ms

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436 ms

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538 ms

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559 ms

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1087 ms

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780 ms

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538 ms

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538 ms

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1202 ms

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565 ms

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568 ms

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1144 ms

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596 ms

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595 ms

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612 ms

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621 ms

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741 ms

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745 ms

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784 ms

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786 ms

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790 ms

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787 ms

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1084 ms

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1079 ms

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1081 ms

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1142 ms

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1082 ms

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1088 ms

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424 ms

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429 ms

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423 ms

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556 ms

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532 ms

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552 ms

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591 ms

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554 ms

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554 ms

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736 ms

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614 ms

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614 ms

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613 ms

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734 ms

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735 ms

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270 ms

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350 ms

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370 ms

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370 ms

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52 ms

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10 ms

Accessibility Review

szczkj.en.alibaba.com accessibility score

42

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

szczkj.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

szczkj.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 Szczkj.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 Szczkj.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

szczkj.en.alibaba.com

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