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

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

gzcwled.en.alibaba.com

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

Page Load Speed

3.7 sec in total

First Response

110 ms

Resources Loaded

1.9 sec

Page Rendered

1.6 sec

gzcwled.en.alibaba.com screenshot

About Website

Click here to check amazing Gzcw LED 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., Experts in Manufacturing and Exporting LED Screen, Stage Lights and 0 more Products.

Visit gzcwled.en.alibaba.com

Key Findings

We analyzed Gzcwled.en.alibaba.com page load time and found that the first response time was 110 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

gzcwled.en.alibaba.com performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value9.8 s

0/100

25%

SI (Speed Index)

Value19.2 s

0/100

10%

TBT (Total Blocking Time)

Value44,490 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value55.5 s

0/100

10%

Network Requests Diagram

gzcwled.en.alibaba.com

110 ms

gzcwled.en.alibaba.com

614 ms

148 ms

web-index.css

130 ms

web-index.css

132 ms

Our browser made a total of 95 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, 23% (22 requests) were made to Sc02.alicdn.com and 20% (19 requests) were made to S.alicdn.com. The less responsive or slowest element that took the longest time to load (824 ms) relates to the external source Sc02.alicdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (27%)

Content Size

4.1 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gzcwled.en.alibaba.com main page is 4.1 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 268.8 kB

  • Original 354.0 kB
  • After minification 349.9 kB
  • After compression 85.2 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 268.8 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 26.9 kB

  • Original 2.7 MB
  • After minification 2.6 MB

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. Gzcw LED En Alibaba images are well optimized though.

JavaScript Optimization

-56%

Potential reduce by 296.0 kB

  • Original 527.4 kB
  • After minification 527.4 kB
  • After compression 231.4 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 296.0 kB or 56% of the original size.

CSS Optimization

-94%

Potential reduce by 500.9 kB

  • Original 534.9 kB
  • After minification 204.4 kB
  • After compression 34.0 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. Gzcwled.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 500.9 kB or 94% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (42%)

Requests Now

79

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gzcw LED 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 27 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gzcwled.en.alibaba.com

gzcwled.en.alibaba.com

110 ms

gzcwled.en.alibaba.com

gzcwled.en.alibaba.com

614 ms

148 ms

web-index.css

web-index.css

130 ms

web-index.css

web-index.css

132 ms

web-index.css

web-index.css

142 ms

web-index.css

web-index.css

146 ms

web-index.css

web-index.css

143 ms

290 ms

141 ms

header.css

header.css

124 ms

header.js

header.js

122 ms

113 ms

111 ms

index.js

index.js

117 ms

288 ms

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TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

177 ms

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470 ms

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469 ms

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468 ms

147 ms

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72 ms

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238 ms

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221 ms

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657 ms

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441 ms

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463 ms

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445 ms

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657 ms

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322 ms

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323 ms

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321 ms

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322 ms

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302 ms

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443 ms

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657 ms

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742 ms

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442 ms

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464 ms

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661 ms

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661 ms

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659 ms

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436 ms

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436 ms

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436 ms

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434 ms

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475 ms

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649 ms

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738 ms

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658 ms

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652 ms

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736 ms

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738 ms

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739 ms

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778 ms

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778 ms

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776 ms

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784 ms

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784 ms

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783 ms

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821 ms

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824 ms

personTipsInfo.do

personTipsInfo.do

401 ms

roboto-regular.woff

roboto-regular.woff

148 ms

roboto-medium.woff

roboto-medium.woff

147 ms

roboto-light.woff

roboto-light.woff

165 ms

roboto-thin.woff

roboto-thin.woff

232 ms

roboto-bold.woff

roboto-bold.woff

220 ms

awsc.js

awsc.js

260 ms

55 ms

icon-font.woff

icon-font.woff

98 ms

footer.css

footer.css

98 ms

eg.js

eg.js

174 ms

light0.5x.png

light0.5x.png

133 ms

defer-common.js

defer-common.js

107 ms

i.alicdn.com

i.alicdn.com

90 ms

index.js

index.js

262 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

61 ms

um.js

um.js

8 ms

index.js

index.js

17 ms

7.gif

7.gif

163 ms

index.js

index.js

169 ms

store-proxy.html

store-proxy.html

144 ms

countryCurrencyDataService

countryCurrencyDataService

239 ms

personRoleInfo.do

personRoleInfo.do

134 ms

notification.do

notification.do

241 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

96 ms

index.js

index.js

101 ms

baxiaCommon.js

baxiaCommon.js

99 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

133 ms

wu.json

wu.json

108 ms

index.js

index.js

61 ms

g

g

61 ms

et_n.js

et_n.js

59 ms

iconfont.woff

iconfont.woff

19 ms

Accessibility Review

gzcwled.en.alibaba.com accessibility score

71

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

gzcwled.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

gzcwled.en.alibaba.com SEO score

86

Search Engine Optimization Advices

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

High

Document doesn't have a valid hreflang

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 Gzcw LED En Alibaba. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: