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

Report Summary

  • 34

    Performance

    Renders faster than
    54% 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

gzcwled.en.alibaba.com

Company Overview - Guangzhou Cheng Wen Photoelectric Technology Co., Ltd.

Page Load Speed

4 sec in total

First Response

241 ms

Resources Loaded

3.4 sec

Page Rendered

365 ms

gzcwled.en.alibaba.com screenshot

About Website

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

Guangzhou Cheng Wen Photoelectric Technology Co., Ltd. Products:LED Screen, Stage Lights

Visit gzcwled.en.alibaba.com

Key Findings

We analyzed Gzcwled.en.alibaba.com page load time and found that the first response time was 241 ms and then it took 3.7 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

gzcwled.en.alibaba.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

59/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value9,370 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value25.0 s

0/100

10%

Network Requests Diagram

gzcwled.en.alibaba.com

241 ms

gzcwled.en.alibaba.com

227 ms

124 ms

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

119 ms

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

204 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Gzcwled.en.alibaba.com, 35% (31 requests) were made to Sc02.alicdn.com and 26% (23 requests) were made to Sc01.alicdn.com. The less responsive or slowest element that took the longest time to load (3 sec) relates to the external source S.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 854.5 kB (38%)

Content Size

2.3 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Gzcwled.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. 45% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 340.7 kB

  • Original 431.4 kB
  • After minification 430.7 kB
  • After compression 90.7 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 340.7 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 6.5 kB

  • Original 451.2 kB
  • After minification 444.7 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. Gzcwled En Alibaba images are well optimized though.

JavaScript Optimization

-36%

Potential reduce by 507.3 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 886.8 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 507.3 kB or 36% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (33%)

Requests Now

86

After Optimization

58

  • AJAX
  • Images
  • JavaScript

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gzcwled 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

gzcwled.en.alibaba.com

gzcwled.en.alibaba.com

241 ms

gzcwled.en.alibaba.com

gzcwled.en.alibaba.com

227 ms

124 ms

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119 ms

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204 ms

206 ms

renderHeader.js

renderHeader.js

147 ms

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517 ms

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639 ms

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2995 ms

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552 ms

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475 ms

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85 ms

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313 ms

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1218 ms

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314 ms

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352 ms

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390 ms

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419 ms

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435 ms

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338 ms

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747 ms

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813 ms

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751 ms

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1044 ms

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820 ms

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1214 ms

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1201 ms

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1009 ms

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1362 ms

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1098 ms

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1312 ms

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1282 ms

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1603 ms

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1475 ms

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1544 ms

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1937 ms

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2080 ms

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496 ms

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427 ms

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426 ms

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611 ms

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399 ms

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716 ms

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821 ms

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1073 ms

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792 ms

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1057 ms

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944 ms

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956 ms

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1188 ms

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1110 ms

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1491 ms

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1501 ms

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1436 ms

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1678 ms

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1445 ms

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1701 ms

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2172 ms

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1677 ms

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1827 ms

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1933 ms

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1915 ms

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1958 ms

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1873 ms

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2273 ms

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2476 ms

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2367 ms

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306 ms

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153 ms

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282 ms

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145 ms

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282 ms

awsc.js

awsc.js

91 ms

45 ms

7.gif

7.gif

34 ms

index.js

index.js

17 ms

index.js

index.js

20 ms

awsc.js

awsc.js

10 ms

baxiaCommon.js

baxiaCommon.js

12 ms

wcfg.json

wcfg.json

983 ms

rp

rp

1254 ms

et_n.js

et_n.js

24 ms

um.js

um.js

13 ms

wu.json

wu.json

540 ms

um.json

um.json

56 ms

getUmid.do

getUmid.do

161 ms

eg.js

eg.js

3 ms

Accessibility Review

gzcwled.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

gzcwled.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

gzcwled.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 Gzcwled.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 Gzcwled.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

gzcwled.en.alibaba.com

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