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

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 42

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

chinacntd.en.alibaba.com

Company Overview - Cntd Electric Technology Co., Ltd.

Page Load Speed

5.3 sec in total

First Response

701 ms

Resources Loaded

4.2 sec

Page Rendered

417 ms

chinacntd.en.alibaba.com screenshot

About Website

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

Cntd Electric Technology Co., Ltd. Products:Proximity sensor and photoelectric sensor, Limit switch, Foot switch and power push button switch, Monolever switch and toggle switch, Micro switch

Visit chinacntd.en.alibaba.com

Key Findings

We analyzed Chinacntd.en.alibaba.com page load time and found that the first response time was 701 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

chinacntd.en.alibaba.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value5,170 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.047

99/100

15%

TTI (Time to Interactive)

Value27.6 s

0/100

10%

Network Requests Diagram

chinacntd.en.alibaba.com

701 ms

chinacntd.en.alibaba.com

1928 ms

42 ms

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

42 ms

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

167 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Chinacntd.en.alibaba.com, 34% (13 requests) were made to S.alicdn.com and 21% (8 requests) were made to Assets.alicdn.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Chinacntd.en.alibaba.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (53%)

Content Size

2.2 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Chinacntd.en.alibaba.com main page is 2.2 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. 60% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 672.8 kB

  • Original 782.1 kB
  • After minification 781.4 kB
  • After compression 109.3 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 672.8 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 948 B

  • Original 42.2 kB
  • After minification 41.3 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. China Cntd En Alibaba images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 490.7 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 894.1 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 490.7 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (56%)

Requests Now

36

After Optimization

16

  • AJAX
  • Images
  • JavaScript

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of China Cntd 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 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chinacntd.en.alibaba.com

chinacntd.en.alibaba.com

701 ms

chinacntd.en.alibaba.com

chinacntd.en.alibaba.com

1928 ms

42 ms

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

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

42 ms

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

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

167 ms

103 ms

renderHeader.js

renderHeader.js

68 ms

H4cc3a8089b4e41ce85d9f6b9272b295cu.jpg

H4cc3a8089b4e41ce85d9f6b9272b295cu.jpg

553 ms

awsc.js

awsc.js

138 ms

19 ms

7.gif

7.gif

112 ms

index.js

index.js

61 ms

index.js

index.js

82 ms

H20b598e1a5ad49b98ba050704aaae60eV.jpg

H20b598e1a5ad49b98ba050704aaae60eV.jpg

376 ms

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

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

33 ms

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

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

34 ms

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

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

29 ms

H87017769a23948909b809a60d0b930fcX.jpg

H87017769a23948909b809a60d0b930fcX.jpg

263 ms

H9d0396b243444fe3a385c22c0e76800bL.jpg_100x100.jpg

H9d0396b243444fe3a385c22c0e76800bL.jpg_100x100.jpg

81 ms

H3f1856aac8284c70b19a3d100cb1a964e.png_100x100.png

H3f1856aac8284c70b19a3d100cb1a964e.png_100x100.png

78 ms

H9651072b0f4e46879b2745db12bdb86fM.png_100x100.png

H9651072b0f4e46879b2745db12bdb86fM.png_100x100.png

77 ms

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

H22b19388652b4a57ba374369b3b680dc0.png_100x100.png

79 ms

Hb4f4115a321f4691a1ea035fce0a6741U.jpg

Hb4f4115a321f4691a1ea035fce0a6741U.jpg

765 ms

Hb7daadb7f3704487bf6a8db73c38d746O.jpg

Hb7daadb7f3704487bf6a8db73c38d746O.jpg

615 ms

H77e2f29368d34e61a3bd62290f81e68c0.jpg

H77e2f29368d34e61a3bd62290f81e68c0.jpg

432 ms

He8089ae88cef40d5abbdb9ca98bd5524y.jpg

He8089ae88cef40d5abbdb9ca98bd5524y.jpg

597 ms

Ha5724b0d17464888b26c94afb0f04f7fz.jpg

Ha5724b0d17464888b26c94afb0f04f7fz.jpg

1058 ms

H01424cef09b840e3a94c8e1530e14044p.jpg

H01424cef09b840e3a94c8e1530e14044p.jpg

380 ms

awsc.js

awsc.js

40 ms

baxiaCommon.js

baxiaCommon.js

43 ms

wcfg.json

wcfg.json

1269 ms

rp

rp

989 ms

et_f.js

et_f.js

90 ms

um.js

um.js

26 ms

wu.json

wu.json

304 ms

um.json

um.json

55 ms

getUmid.do

getUmid.do

669 ms

eg.js

eg.js

3 ms

Accessibility Review

chinacntd.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

chinacntd.en.alibaba.com best practices score

67

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

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

chinacntd.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 Chinacntd.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 Chinacntd.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

chinacntd.en.alibaba.com

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