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

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 43

    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

cnzcjc.en.alibaba.com

Company Overview - Zhongcan Laser Technology (Jinan) Co., Ltd.

Page Load Speed

5.8 sec in total

First Response

1.7 sec

Resources Loaded

3.9 sec

Page Rendered

239 ms

cnzcjc.en.alibaba.com screenshot

About Website

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

Zhongcan Laser Technology (Jinan) Co., Ltd. Products:Laser Cleaning Machine, Laser Cutting Machine, Laser Engraving Machine, Laser Marking Machine, Laser Welding Machine

Visit cnzcjc.en.alibaba.com

Key Findings

We analyzed Cnzcjc.en.alibaba.com page load time and found that the first response time was 1.7 sec and then it took 4.1 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

cnzcjc.en.alibaba.com performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value15.8 s

0/100

10%

TBT (Total Blocking Time)

Value14,860 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.119

85/100

15%

TTI (Time to Interactive)

Value32.3 s

0/100

10%

Network Requests Diagram

cnzcjc.en.alibaba.com

1681 ms

cnzcjc.en.alibaba.com

190 ms

49 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

57 ms

index.js

58 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 6% of them (3 requests) were addressed to the original Cnzcjc.en.alibaba.com, 39% (19 requests) were made to Sc02.alicdn.com and 18% (9 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Img.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 848.6 kB (37%)

Content Size

2.3 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Cnzcjc.en.alibaba.com main page is 2.3 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. 40% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 305.1 kB

  • Original 383.6 kB
  • After minification 382.8 kB
  • After compression 78.5 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 305.1 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 309 B

  • Original 501.7 kB
  • After minification 501.3 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. Cnzcjc En Alibaba images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 543.1 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 885.3 kB

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 543.1 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (49%)

Requests Now

47

After Optimization

24

  • AJAX
  • Images
  • JavaScript

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnzcjc 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 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cnzcjc.en.alibaba.com

cnzcjc.en.alibaba.com

1681 ms

cnzcjc.en.alibaba.com

cnzcjc.en.alibaba.com

190 ms

49 ms

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

O1CN0153JdbU26g4bILVOyC_!!6000000007690-2-tps-418-58.png

57 ms

index.js

index.js

58 ms

index.js

index.js

36 ms

renderHeader.js

renderHeader.js

56 ms

He38facf86b2641a9b32923eb07126c08l.jpg

He38facf86b2641a9b32923eb07126c08l.jpg

371 ms

awsc.js

awsc.js

59 ms

7 ms

7.gif

7.gif

39 ms

H5a8e4d83ee054f70acfc6cdf7f877279e.png

H5a8e4d83ee054f70acfc6cdf7f877279e.png

224 ms

O1CN011Mw7lBFttijtIV0_!!3377521498.png

O1CN011Mw7lBFttijtIV0_!!3377521498.png

205 ms

cnzcjc.en.alibaba.com

cnzcjc.en.alibaba.com

175 ms

O1CN011Mw7lBTBeDtzRP1_!!3377521498.png

O1CN011Mw7lBTBeDtzRP1_!!3377521498.png

587 ms

O1CN011Mw7l7Dx9096cKz_!!3377521498.png

O1CN011Mw7l7Dx9096cKz_!!3377521498.png

625 ms

O1CN011Mw7l9EtVtZcTKw_!!3377521498.png

O1CN011Mw7l9EtVtZcTKw_!!3377521498.png

678 ms

O1CN011Mw7lBP5SVnt7TK_!!3377521498.png

O1CN011Mw7lBP5SVnt7TK_!!3377521498.png

345 ms

O1CN011Mw7lAWcrTp92or_!!3377521498.png

O1CN011Mw7lAWcrTp92or_!!3377521498.png

2007 ms

O1CN011Mw7lAKcayOfhnQ_!!3377521498.png

O1CN011Mw7lAKcayOfhnQ_!!3377521498.png

349 ms

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

O1CN01REbO5M1iNFNVX2yeq_!!6000000004400-2-tps-1920-200.png

15 ms

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

O1CN01kpueUS231orwYDJAV_!!6000000007196-2-tps-132-34.png

15 ms

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

O1CN01gZ3lTu1XIFHZfHHGr_!!6000000002900-2-tps-36-36.png

16 ms

Hc0ee6334939249c58729504e6ff65e19X.png

Hc0ee6334939249c58729504e6ff65e19X.png

382 ms

Hc537f7c21b6b4e3f835d44d81d349ffbG.jpg

Hc537f7c21b6b4e3f835d44d81d349ffbG.jpg

233 ms

Hb2c2ae73a99e4aa79be8088c1fbb74c9B.jpg

Hb2c2ae73a99e4aa79be8088c1fbb74c9B.jpg

595 ms

H4c6c16b3662944899860f40bdc513558n.jpg

H4c6c16b3662944899860f40bdc513558n.jpg

542 ms

Ha905fd598b6146fc86b3cc2c85eb05df2.jpg

Ha905fd598b6146fc86b3cc2c85eb05df2.jpg

188 ms

Haa55fe9aa5544b4c977fb3f61e9efaach.jpg

Haa55fe9aa5544b4c977fb3f61e9efaach.jpg

290 ms

H406f9a0ab8fe44169a11279410d87668i.jpg

H406f9a0ab8fe44169a11279410d87668i.jpg

304 ms

H12a611df2c8d43c1ae7f3937b4898444W.png

H12a611df2c8d43c1ae7f3937b4898444W.png

361 ms

Ha65d8363d3cb44738324e5dd53940c35O.jpg

Ha65d8363d3cb44738324e5dd53940c35O.jpg

539 ms

H63160d66f939468f84a8521a82541ce7q.png

H63160d66f939468f84a8521a82541ce7q.png

1032 ms

H46d6f7d591384d7687efec97162cfcf3K.png

H46d6f7d591384d7687efec97162cfcf3K.png

669 ms

H936242b38725470faa33b20091c1c90e7.png

H936242b38725470faa33b20091c1c90e7.png

473 ms

H2302aa0cbbde47f1aae285bc44ac441eK.jpg

H2302aa0cbbde47f1aae285bc44ac441eK.jpg

640 ms

He3971222d2494973a35af4bf4f625c8aK.png

He3971222d2494973a35af4bf4f625c8aK.png

745 ms

H681367c67f2c42f6adfdf17cad2483d3D.jpg

H681367c67f2c42f6adfdf17cad2483d3D.jpg

743 ms

H00cbf2f547a5495d8e4590a2af3429e19.png

H00cbf2f547a5495d8e4590a2af3429e19.png

759 ms

Hea4b26005bcc4ead86e9ca1e83806105K.jpg

Hea4b26005bcc4ead86e9ca1e83806105K.jpg

1967 ms

H64b4fe1362c942d7b8c853651f8f4c24Y.jpg

H64b4fe1362c942d7b8c853651f8f4c24Y.jpg

888 ms

Hbbd2dde4ad974f9c9954d80b47aa27ccv.jpg

Hbbd2dde4ad974f9c9954d80b47aa27ccv.jpg

1005 ms

et_n.js

et_n.js

14 ms

um.js

um.js

95 ms

wu.json

wu.json

23 ms

um.json

um.json

57 ms

getUmid.do

getUmid.do

17 ms

eg.js

eg.js

3 ms

index.js

index.js

3 ms

Accessibility Review

cnzcjc.en.alibaba.com accessibility score

43

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

High

Links do not have a discernible name

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

cnzcjc.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

cnzcjc.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

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 Cnzcjc.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 Cnzcjc.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

cnzcjc.en.alibaba.com

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