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szlecede.en.alibaba.com screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 71

    SEO

    Google-friendlier than
    30% of websites

szlecede.en.alibaba.com

Shenzhen Lecede Optoelectronics Co., Ltd. - Fine Pixel Pitch LED Display, Front Maintenance LED Display

Page Load Speed

3.2 sec in total

First Response

162 ms

Resources Loaded

2.2 sec

Page Rendered

846 ms

szlecede.en.alibaba.com screenshot

About Website

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

Shenzhen Lecede Optoelectronics Co., Ltd., Experts in Manufacturing and Exporting Fine Pixel Pitch LED Display, Front Maintenance LED Display and 0 more Products.

Visit szlecede.en.alibaba.com

Key Findings

We analyzed Szlecede.en.alibaba.com page load time and found that the first response time was 162 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

szlecede.en.alibaba.com performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

64/100

10%

LCP (Largest Contentful Paint)

Value9.0 s

1/100

25%

SI (Speed Index)

Value15.5 s

0/100

10%

TBT (Total Blocking Time)

Value7,510 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.217

57/100

15%

TTI (Time to Interactive)

Value34.0 s

0/100

10%

Network Requests Diagram

szlecede.en.alibaba.com

162 ms

szlecede.en.alibaba.com

668 ms

122 ms

118 ms

header.css

170 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Szlecede.en.alibaba.com, 38% (34 requests) were made to S.alicdn.com and 19% (17 requests) were made to Sc02.alicdn.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Fourier.taobao.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.3 MB (61%)

Content Size

7.0 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Szlecede.en.alibaba.com main page is 7.0 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. 75% 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. Javascripts take 5.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 645.4 kB

  • Original 756.3 kB
  • After minification 752.4 kB
  • After compression 111.0 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 645.4 kB or 85% of the original size.

Image Optimization

-24%

Potential reduce by 137.1 kB

  • Original 575.4 kB
  • After minification 438.3 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. Obviously, Sz Lecede En Alibaba needs image optimization as it can save up to 137.1 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 3.2 MB

  • Original 5.3 MB
  • After minification 5.3 MB
  • After compression 2.1 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 3.2 MB or 61% of the original size.

CSS Optimization

-72%

Potential reduce by 283.8 kB

  • Original 395.4 kB
  • After minification 344.5 kB
  • After compression 111.6 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. Szlecede.en.alibaba.com needs all CSS files to be minified and compressed as it can save up to 283.8 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (53%)

Requests Now

79

After Optimization

37

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sz Lecede 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 29 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

szlecede.en.alibaba.com

szlecede.en.alibaba.com

162 ms

szlecede.en.alibaba.com

szlecede.en.alibaba.com

668 ms

122 ms

118 ms

header.css

header.css

170 ms

header.js

header.js

179 ms

63 ms

web-index.css

web-index.css

176 ms

web-index.css

web-index.css

180 ms

web-index.css

web-index.css

179 ms

web-index.css

web-index.css

179 ms

web-index.css

web-index.css

219 ms

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

O1CN01KD2ycd23TlAhTEpWp_!!6000000007257-0-tps-3840-90.jpg

235 ms

419 ms

231 ms

index.js

index.js

235 ms

284 ms

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

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

271 ms

H5ea293d75635424384e19cba4154b9a52.png

H5ea293d75635424384e19cba4154b9a52.png

168 ms

H319eb34fd1224498b15cc30bdd9a4909l.jpg_q80.jpg

H319eb34fd1224498b15cc30bdd9a4909l.jpg_q80.jpg

640 ms

H26a5e9f013bc48698667a2c033e1dc6cv.jpg_q80.jpg

H26a5e9f013bc48698667a2c033e1dc6cv.jpg_q80.jpg

296 ms

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

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

315 ms

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

TB1VtZtebH1gK0jSZFwXXc7aXXa-65-70.gif

316 ms

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

TB1QhYprKT2gK0jSZFvXXXnFXXa-20-20.png

343 ms

H5211944d002d43f1beeaa642ea7c71c0L.jpg

H5211944d002d43f1beeaa642ea7c71c0L.jpg

464 ms

H44772d115e824047bee0fcbae7daca85r.jpg

H44772d115e824047bee0fcbae7daca85r.jpg

294 ms

Hbf77d93a6a8948dbbd3d752686ca88fei.jpg

Hbf77d93a6a8948dbbd3d752686ca88fei.jpg

496 ms

Heb035b5310cd4ccaa0d2586cc5483df3a.jpg

Heb035b5310cd4ccaa0d2586cc5483df3a.jpg

627 ms

H12fbde7ef37f4a3e9791cc3330b6ba1ca.jpg

H12fbde7ef37f4a3e9791cc3330b6ba1ca.jpg

638 ms

H381923d6439f4e01b19aeeac590dad14D.jpg

H381923d6439f4e01b19aeeac590dad14D.jpg

311 ms

Hb44e2e6551e04c65a339c8fb139b416bd.jpg

Hb44e2e6551e04c65a339c8fb139b416bd.jpg

465 ms

Hd533b781b24e497eaa22168a17acb8488.jpg

Hd533b781b24e497eaa22168a17acb8488.jpg

388 ms

H712bc83785f34d8bac3c1041834f2d19o.jpg

H712bc83785f34d8bac3c1041834f2d19o.jpg

881 ms

H1232bac7b6334e84970452e99705f850v.jpg

H1232bac7b6334e84970452e99705f850v.jpg

494 ms

H9d03e570a9da4e83b5b39b048caa1775f.jpg

H9d03e570a9da4e83b5b39b048caa1775f.jpg

879 ms

H227f8b618e9e47198f024f67ceeffbb7a.jpg

H227f8b618e9e47198f024f67ceeffbb7a.jpg

997 ms

Hf353059e8e1a4e2097f2eab14ee62d0d1.jpg

Hf353059e8e1a4e2097f2eab14ee62d0d1.jpg

866 ms

Heb0a962bd67a4249b8f48c77b25e3c1bT.jpg

Heb0a962bd67a4249b8f48c77b25e3c1bT.jpg

879 ms

H64836488090b4c7899b25419e2763bc7R.jpg

H64836488090b4c7899b25419e2763bc7R.jpg

762 ms

H7f427633bf4d41fca109a9ce5203604fb.jpg

H7f427633bf4d41fca109a9ce5203604fb.jpg

997 ms

roboto-regular.woff

roboto-regular.woff

165 ms

roboto-medium.woff

roboto-medium.woff

173 ms

roboto-light.woff

roboto-light.woff

194 ms

roboto-thin.woff

roboto-thin.woff

279 ms

roboto-bold.woff

roboto-bold.woff

291 ms

awsc.js

awsc.js

384 ms

122 ms

personTipsInfo.do

personTipsInfo.do

254 ms

118 ms

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

TB1hVGkvVP7gK0jSZFjXXc5aXXa-365-49.svg

231 ms

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

TB1mHDTXMaH3KVjSZFpXXbhKpXa-600-400.png

240 ms

H0024a4ef79d14d538924d95d9e2dd6a2X.jpg

H0024a4ef79d14d538924d95d9e2dd6a2X.jpg

561 ms

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

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

309 ms

O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

O1CN01lsY1P61yvAejjEVHt_!!6000000006640-2-tps-584-560.png

307 ms

eg.js

eg.js

158 ms

icon-font.woff

icon-font.woff

178 ms

font_515771_xjdbujl2iu.woff

font_515771_xjdbujl2iu.woff

220 ms

sc.globalxman.appscene

sc.globalxman.appscene

54 ms

footer.css

footer.css

58 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

16 ms

index.js

index.js

84 ms

index.js

index.js

84 ms

light0.5x.png

light0.5x.png

85 ms

7.gif

7.gif

80 ms

pages_version.html

pages_version.html

185 ms

defer-common.js

defer-common.js

52 ms

i.alicdn.com

i.alicdn.com

50 ms

index.js

index.js

175 ms

sc.sc_header_footer.schd_coms

sc.sc_header_footer.schd_coms

29 ms

et_n.js

et_n.js

164 ms

um.js

um.js

379 ms

baxiaCommon.js

baxiaCommon.js

146 ms

rp

rp

1027 ms

index.js

index.js

128 ms

store-proxy.html

store-proxy.html

219 ms

countryCurrencyDataService

countryCurrencyDataService

307 ms

sc.sc_header_footer.sc_hds

sc.sc_header_footer.sc_hds

84 ms

personRoleInfo.do

personRoleInfo.do

81 ms

notification.do

notification.do

297 ms

index.web.css

index.web.css

237 ms

index.web.js

index.web.js

135 ms

need_show_cookie_setting.do

need_show_cookie_setting.do

227 ms

availableSurveyQuery.json

availableSurveyQuery.json

154 ms

index.js

index.js

167 ms

wu.json

wu.json

57 ms

iconfont.woff

iconfont.woff

29 ms

iconfont.woff

iconfont.woff

28 ms

index.css

index.css

24 ms

um.json

um.json

53 ms

getUmid.do

getUmid.do

9 ms

Accessibility Review

szlecede.en.alibaba.com accessibility score

66

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

High

Links do not have a discernible name

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

szlecede.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

Displays images with incorrect aspect ratio

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

szlecede.en.alibaba.com SEO score

71

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

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 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 Szlecede.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 Szlecede.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

szlecede.en.alibaba.com

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