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

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

kezan.en.alibaba.com

Shenzhen Kezan Information Technology Co., Ltd. - Electronic Product, Digital Product

Page Load Speed

5.8 sec in total

First Response

79 ms

Resources Loaded

4.9 sec

Page Rendered

817 ms

kezan.en.alibaba.com screenshot

About Website

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

Shenzhen Kezan Information Technology Co., Ltd., Experts in Manufacturing and Exporting Electronic Product, Digital Product and 0 more Products.

Visit kezan.en.alibaba.com

Key Findings

We analyzed Kezan.en.alibaba.com page load time and found that the first response time was 79 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

kezan.en.alibaba.com performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

67/100

10%

LCP (Largest Contentful Paint)

Value2.7 s

84/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value4,490 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.601

10/100

15%

TTI (Time to Interactive)

Value28.6 s

0/100

10%

Network Requests Diagram

kezan.en.alibaba.com

79 ms

kezan.en.alibaba.com

849 ms

63 ms

55 ms

header.css

62 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Kezan.en.alibaba.com, 68% (75 requests) were made to S.alicdn.com and 6% (7 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (3 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.7 MB (64%)

Content Size

4.3 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kezan.en.alibaba.com main page is 4.3 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 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 1.2 MB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 185.6 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 1.2 MB or 87% of the original size.

Image Optimization

-11%

Potential reduce by 8.9 kB

  • Original 79.6 kB
  • After minification 70.7 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, Kezan 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

-49%

Potential reduce by 1.2 MB

  • Original 2.5 MB
  • After minification 2.5 MB
  • After compression 1.3 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 1.2 MB or 49% of the original size.

CSS Optimization

-88%

Potential reduce by 286.5 kB

  • Original 325.4 kB
  • After minification 274.5 kB
  • After compression 38.8 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. Kezan.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 286.5 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 54 (55%)

Requests Now

99

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kezan 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 28 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

kezan.en.alibaba.com

kezan.en.alibaba.com

79 ms

kezan.en.alibaba.com

kezan.en.alibaba.com

849 ms

63 ms

55 ms

header.css

header.css

62 ms

header.js

header.js

111 ms

119 ms

web-index.css

web-index.css

113 ms

web-index.css

web-index.css

117 ms

web-index.css

web-index.css

121 ms

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web-index.css

111 ms

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web-index.css

114 ms

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155 ms

204 ms

82 ms

index.js

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84 ms

83 ms

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298 ms

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637 ms

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498 ms

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921 ms

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551 ms

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942 ms

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1128 ms

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1122 ms

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820 ms

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1390 ms

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1452 ms

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1424 ms

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1486 ms

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1614 ms

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1246 ms

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2445 ms

roboto-regular.woff

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1403 ms

roboto-medium.woff

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1421 ms

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1420 ms

roboto-thin.woff

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1445 ms

roboto-bold.woff

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1442 ms

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1946 ms

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1569 ms

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2434 ms

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258 ms

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1538 ms

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1727 ms

personTipsInfo.do

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214 ms

awsc.js

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233 ms

209 ms

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1761 ms

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1863 ms

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2061 ms

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2335 ms

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125 ms

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1782 ms

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2172 ms

eg.js

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19 ms

footer.css

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1767 ms

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46 ms

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um.js

170 ms

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2659 ms

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117 ms

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112 ms

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114 ms

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53 ms

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44 ms

rp

rp

947 ms

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19 ms

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54 ms

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38 ms

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1075 ms

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48 ms

sc.sc_header_footer.schd_coms

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34 ms

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80 ms

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281 ms

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1048 ms

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1072 ms

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1102 ms

store-proxy.html

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176 ms

countryCurrencyDataService

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159 ms

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122 ms

personRoleInfo.do

personRoleInfo.do

121 ms

notification.do

notification.do

103 ms

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20 ms

need_show_cookie_setting.do

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31 ms

iconfont.woff

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129 ms

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iconfont.woff

21 ms

availableSurveyQuery.json

availableSurveyQuery.json

71 ms

Accessibility Review

kezan.en.alibaba.com accessibility score

65

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Some elements have a [tabindex] value greater than 0

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

kezan.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

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

kezan.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 Kezan.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 Kezan.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

kezan.en.alibaba.com

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