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

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

durenchina.en.alibaba.com

Company Overview - Cixi Delang Electrical Appliances Co., Ltd.

Page Load Speed

4.7 sec in total

First Response

448 ms

Resources Loaded

3.9 sec

Page Rendered

335 ms

durenchina.en.alibaba.com screenshot

About Website

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

Cixi Delang Electrical Appliances Co., Ltd. Products:Fan, Heater, Air Cooler

Visit durenchina.en.alibaba.com

Key Findings

We analyzed Durenchina.en.alibaba.com page load time and found that the first response time was 448 ms and then it took 4.2 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

durenchina.en.alibaba.com performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value5,980 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.158

74/100

15%

TTI (Time to Interactive)

Value25.1 s

0/100

10%

Network Requests Diagram

durenchina.en.alibaba.com

448 ms

durenchina.en.alibaba.com

311 ms

36 ms

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

206 ms

index.js

245 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Durenchina.en.alibaba.com, 59% (48 requests) were made to Sc02.alicdn.com and 11% (9 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (2.4 sec) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 892.3 kB (27%)

Content Size

3.3 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Durenchina.en.alibaba.com main page is 3.3 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. 50% of websites need less resources to load. Javascripts take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 319.6 kB

  • Original 398.0 kB
  • After minification 397.3 kB
  • After compression 78.4 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 319.6 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 37 B

  • Original 191.6 kB
  • After minification 191.6 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. Durenchina En Alibaba images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 571.7 kB

  • Original 2.7 MB
  • After minification 2.7 MB
  • After compression 2.2 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 571.7 kB or 21% of the original size.

CSS Optimization

-3%

Potential reduce by 1.0 kB

  • Original 35.8 kB
  • After minification 35.8 kB
  • After compression 34.8 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. Durenchina.en.alibaba.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 37 (47%)

Requests Now

79

After Optimization

42

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Durenchina 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

durenchina.en.alibaba.com

durenchina.en.alibaba.com

448 ms

durenchina.en.alibaba.com

durenchina.en.alibaba.com

311 ms

36 ms

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

206 ms

index.js

index.js

245 ms

index.js

index.js

251 ms

renderHeader.js

renderHeader.js

222 ms

awsc.js

awsc.js

13 ms

76 ms

et_n.js

et_n.js

6 ms

um.js

um.js

65 ms

7.gif

7.gif

90 ms

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315 ms

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156 ms

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1327 ms

wu.json

wu.json

57 ms

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47 ms

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68 ms

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83 ms

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438 ms

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174 ms

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173 ms

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171 ms

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340 ms

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300 ms

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294 ms

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483 ms

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436 ms

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568 ms

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531 ms

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523 ms

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460 ms

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790 ms

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727 ms

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1049 ms

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738 ms

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839 ms

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1027 ms

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950 ms

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1420 ms

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708 ms

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1023 ms

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1089 ms

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1196 ms

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1157 ms

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1266 ms

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1281 ms

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1408 ms

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1563 ms

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1318 ms

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1628 ms

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1678 ms

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1723 ms

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1712 ms

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1684 ms

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1642 ms

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2006 ms

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1879 ms

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2088 ms

um.json

um.json

54 ms

getUmid.do

getUmid.do

22 ms

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1947 ms

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1781 ms

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1899 ms

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2212 ms

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1877 ms

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1928 ms

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2006 ms

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2036 ms

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2004 ms

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2056 ms

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1933 ms

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2377 ms

eg.js

eg.js

2 ms

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20 ms

normalize.css

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14 ms

index.css

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17 ms

mtoplib.min.js

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9 ms

uploaded.js

uploaded.js

75 ms

index.js

index.js

48 ms

index.js

index.js

8 ms

Accessibility Review

durenchina.en.alibaba.com accessibility score

69

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

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

durenchina.en.alibaba.com best practices score

83

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

SEO Factors

durenchina.en.alibaba.com SEO score

86

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 uses 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 Durenchina.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 Durenchina.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

durenchina.en.alibaba.com

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