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

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

zdhx.en.alibaba.com

Shenzhen Zhongdianhexin Technology Co., Ltd. - Shared Power Bank Station, Portable Power Station

Page Load Speed

5.8 sec in total

First Response

1.6 sec

Resources Loaded

3.7 sec

Page Rendered

457 ms

zdhx.en.alibaba.com screenshot

About Website

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

Shenzhen Zhongdianhexin Technology Co., Ltd., Experts in Manufacturing and Exporting Shared Power Bank Station, Portable Power Station and 0 more Products.

Visit zdhx.en.alibaba.com

Key Findings

We analyzed Zdhx.en.alibaba.com page load time and found that the first response time was 1.6 sec and then it took 4.2 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

zdhx.en.alibaba.com performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

67/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value7,590 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.693

7/100

15%

TTI (Time to Interactive)

Value26.5 s

0/100

10%

Network Requests Diagram

zdhx.en.alibaba.com

1606 ms

zdhx.en.alibaba.com

356 ms

295 ms

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

37 ms

index.js

51 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 6% of them (2 requests) were addressed to the original Zdhx.en.alibaba.com, 42% (15 requests) were made to S.alicdn.com and 14% (5 requests) were made to Sc04.alicdn.com. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (50%)

Content Size

2.1 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Zdhx.en.alibaba.com main page is 2.1 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. 25% of websites need less resources to load. Javascripts take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 515.6 kB

  • Original 613.6 kB
  • After minification 612.9 kB
  • After compression 98.1 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 515.6 kB or 84% of the original size.

Image Optimization

-15%

Potential reduce by 5.7 kB

  • Original 38.5 kB
  • After minification 32.8 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, Zdhx En Alibaba needs image optimization as it can save up to 5.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-36%

Potential reduce by 527.3 kB

  • Original 1.5 MB
  • After minification 1.5 MB
  • After compression 936.6 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 527.3 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (47%)

Requests Now

34

After Optimization

18

  • AJAX
  • Images
  • JavaScript

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zdhx 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

zdhx.en.alibaba.com

zdhx.en.alibaba.com

1606 ms

zdhx.en.alibaba.com

zdhx.en.alibaba.com

356 ms

295 ms

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

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

37 ms

index.js

index.js

51 ms

index.js

index.js

40 ms

renderHeader.js

renderHeader.js

45 ms

Ha8b42d8cc92b46268ece67c7febf00e7V.jpg

Ha8b42d8cc92b46268ece67c7febf00e7V.jpg

286 ms

H0b5f15c262254068b9928211512a2537n.jpg

H0b5f15c262254068b9928211512a2537n.jpg

400 ms

H5c711f2101c846868846fbadd09a8901O.jpg

H5c711f2101c846868846fbadd09a8901O.jpg

1899 ms

Hb22bf6f3dcf749ce9e146a2788a4c7eaW.png

Hb22bf6f3dcf749ce9e146a2788a4c7eaW.png

498 ms

Hf08bea12bed34b7b8d36c9ed072be73dj.png

Hf08bea12bed34b7b8d36c9ed072be73dj.png

798 ms

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

TB1Gvmpg7P2gK0jSZPxXXacQpXa-1200-230.jpg

286 ms

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

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

30 ms

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

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

26 ms

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

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

26 ms

Ha76d025619844e50b059e48750965fd4o.jpg

Ha76d025619844e50b059e48750965fd4o.jpg

675 ms

TB10QwuF.T1gK0jSZFrXXcNCXXa-204-204.png

TB10QwuF.T1gK0jSZFrXXcNCXXa-204-204.png

29 ms

TB1QAuBF2b2gK0jSZK9XXaEgFXa-204-204.png

TB1QAuBF2b2gK0jSZK9XXaEgFXa-204-204.png

27 ms

TB1jikuF7P2gK0jSZPxXXacQpXa-204-204.png

TB1jikuF7P2gK0jSZPxXXacQpXa-204-204.png

38 ms

TB12qxiFRr0gK0jSZFnXXbRRXXa-204-204.png

TB12qxiFRr0gK0jSZFnXXbRRXXa-204-204.png

39 ms

H515a685073704680a62334973f6bdde7w.jpg

H515a685073704680a62334973f6bdde7w.jpg

874 ms

Hce5c42612e464de3807b47e878eb2d9du.png_100x100.png

Hce5c42612e464de3807b47e878eb2d9du.png_100x100.png

340 ms

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

341 ms

H5d22c75d0ad649539f72d3153d1c1e67B.jpeg_100x100.jpeg

H5d22c75d0ad649539f72d3153d1c1e67B.jpeg_100x100.jpeg

343 ms

H290696360afd436a80e7f5d4281e9f3dZ.png

H290696360afd436a80e7f5d4281e9f3dZ.png

475 ms

awsc.js

awsc.js

115 ms

13 ms

7.gif

7.gif

15 ms

et_f.js

et_f.js

20 ms

um.js

um.js

97 ms

wu.json

wu.json

623 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

470 ms

eg.js

eg.js

5 ms

index.js

index.js

10 ms

Accessibility Review

zdhx.en.alibaba.com accessibility score

69

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

zdhx.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

zdhx.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 Zdhx.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 Zdhx.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

zdhx.en.alibaba.com

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