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

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

zdcpu.en.alibaba.com

Company Overview - Zhongde (Beijing) Machinery Equipment Co.,Ltd

Page Load Speed

8 sec in total

First Response

2.9 sec

Resources Loaded

4.9 sec

Page Rendered

225 ms

zdcpu.en.alibaba.com screenshot

About Website

Click here to check amazing Zdcpu En Alibaba content for China. Otherwise, check out these important facts you probably never knew about zdcpu.en.alibaba.com

Zhongde (Beijing) Machinery Equipment Co.,Ltd Products:Mold, Custom Rubber Parts, Custom Plastic Parts, CNC Machining Parts, Custom Urethane Parts

Visit zdcpu.en.alibaba.com

Key Findings

We analyzed Zdcpu.en.alibaba.com page load time and found that the first response time was 2.9 sec and then it took 5.1 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

zdcpu.en.alibaba.com performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value10.5 s

0/100

25%

SI (Speed Index)

Value12.7 s

3/100

10%

TBT (Total Blocking Time)

Value3,150 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value24.4 s

0/100

10%

Network Requests Diagram

zdcpu.en.alibaba.com

2890 ms

zdcpu.en.alibaba.com

328 ms

220 ms

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

338 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

628 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Zdcpu.en.alibaba.com, 46% (16 requests) were made to S.alicdn.com and 11% (4 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Zdcpu.en.alibaba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.3 MB (68%)

Content Size

3.4 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Zdcpu.en.alibaba.com main page is 3.4 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. 30% of websites need less resources to load. Javascripts take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 504.0 kB

  • Original 598.2 kB
  • After minification 597.5 kB
  • After compression 94.2 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 504.0 kB or 84% of the original size.

Image Optimization

-20%

Potential reduce by 16.1 kB

  • Original 79.8 kB
  • After minification 63.7 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, Zdcpu En Alibaba needs image optimization as it can save up to 16.1 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 1.8 MB

  • Original 2.7 MB
  • After minification 2.7 MB
  • After compression 926.4 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 1.8 MB or 66% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (52%)

Requests Now

33

After Optimization

16

  • AJAX
  • Images
  • JavaScript

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zdcpu 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

zdcpu.en.alibaba.com

zdcpu.en.alibaba.com

2890 ms

zdcpu.en.alibaba.com

zdcpu.en.alibaba.com

328 ms

220 ms

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

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

338 ms

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

O1CN01Xt4rje1w9QKVzNB6S_!!6000000006265-2-tps-3084-90.png

628 ms

index.js

index.js

366 ms

index.js

index.js

341 ms

renderHeader.js

renderHeader.js

342 ms

H30c4c138f2c64f07a4eada94c7db2d3bI.jpg

H30c4c138f2c64f07a4eada94c7db2d3bI.jpg

541 ms

H09b92216e8bb4f56b698b7e5677a0961h.jpg

H09b92216e8bb4f56b698b7e5677a0961h.jpg

1017 ms

Hd3440f483855403f8ce8a9e06152949dl.jpg

Hd3440f483855403f8ce8a9e06152949dl.jpg

1372 ms

H083ab35a0e6a4811bd72f993e57f379fn.png

H083ab35a0e6a4811bd72f993e57f379fn.png

405 ms

HTB1yLCfXQxz61VjSZFrq6xeLFXa1.jpg

HTB1yLCfXQxz61VjSZFrq6xeLFXa1.jpg

733 ms

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

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

150 ms

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

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

149 ms

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

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

153 ms

TB1dl9FF7L0gK0jSZFxXXXWHVXa-204-204.png

TB1dl9FF7L0gK0jSZFxXXXWHVXa-204-204.png

156 ms

TB1NiODF.T1gK0jSZFrXXcNCXXa-204-204.png

TB1NiODF.T1gK0jSZFrXXcNCXXa-204-204.png

161 ms

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TB1BsRiFRr0gK0jSZFnXXbRRXXa-204-204.png

162 ms

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TB18hAvF7L0gK0jSZFAXXcA9pXa-204-204.png

166 ms

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HTB1BFaBXOHrK1Rjy0Flq6AsaFXaB.jpg

1054 ms

H41b380a54f8f42a5b9bfa0f4d36d059d1.jpg

H41b380a54f8f42a5b9bfa0f4d36d059d1.jpg

866 ms

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HTB1taGua9WD3KVjSZSgq6ACxVXaK.jpg

1199 ms

HTB1Ll1ga25G3KVjSZPxq6zI3XXak.jpg

HTB1Ll1ga25G3KVjSZPxq6zI3XXak.jpg

1060 ms

HTB1Opysa3KG3KVjSZFLq6yMvXXad.jpg

HTB1Opysa3KG3KVjSZFLq6yMvXXad.jpg

1080 ms

awsc.js

awsc.js

230 ms

16 ms

7.gif

7.gif

300 ms

et_n.js

et_n.js

8 ms

um.js

um.js

86 ms

wu.json

wu.json

454 ms

um.json

um.json

59 ms

getUmid.do

getUmid.do

552 ms

eg.js

eg.js

3 ms

index.js

index.js

34 ms

Accessibility Review

zdcpu.en.alibaba.com accessibility score

77

Accessibility Issues

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

zdcpu.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

zdcpu.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 Zdcpu.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 Zdcpu.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

zdcpu.en.alibaba.com

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