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leadingf.cn screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

leadingf.cn

LeadingF Solutions - Reliable/experienced/professional/creative led solution consultant and high cost-efficiency led products provider - LED screen,ve...

Page Load Speed

4.5 sec in total

First Response

463 ms

Resources Loaded

3.5 sec

Page Rendered

498 ms

leadingf.cn screenshot

About Website

Welcome to leadingf.cn homepage info - get ready to check LeadingF best content right away, or after learning these important things about leadingf.cn

Reliable/experienced/professional/creative led solution consultant and high cost-efficiency led products provider

Visit leadingf.cn

Key Findings

We analyzed Leadingf.cn page load time and found that the first response time was 463 ms and then it took 4 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

leadingf.cn performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

54/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value22.2 s

0/100

10%

TBT (Total Blocking Time)

Value28,420 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.369

29/100

15%

TTI (Time to Interactive)

Value44.1 s

0/100

10%

Network Requests Diagram

leadingf.cn

463 ms

basic.css

277 ms

metinfo.css

308 ms

1568083124.png

357 ms

1568082615.png

393 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 51% of them (37 requests) were addressed to the original Leadingf.cn, 19% (14 requests) were made to Embed.tawk.to and 5% (4 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Leadingf.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 152.8 kB (9%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Leadingf.cn main page is 1.6 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 129.5 kB

  • Original 162.4 kB
  • After minification 161.8 kB
  • After compression 32.9 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 129.5 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 796 B

  • Original 1.3 MB
  • After minification 1.3 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. LeadingF images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 5.3 kB

  • Original 65.4 kB
  • After minification 65.3 kB
  • After compression 60.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-20%

Potential reduce by 17.2 kB

  • Original 85.8 kB
  • After minification 85.8 kB
  • After compression 68.6 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. Leadingf.cn needs all CSS files to be minified and compressed as it can save up to 17.2 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (49%)

Requests Now

70

After Optimization

36

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of LeadingF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

leadingf.cn

leadingf.cn

463 ms

basic.css

basic.css

277 ms

metinfo.css

metinfo.css

308 ms

1568083124.png

1568083124.png

357 ms

1568082615.png

1568082615.png

393 ms

1572962527.jpg

1572962527.jpg

60 ms

1568367465.jpg

1568367465.jpg

427 ms

1568084946.jpg

1568084946.jpg

72 ms

1568084354.jpg

1568084354.jpg

55 ms

1568085250.jpg

1568085250.jpg

417 ms

1568084578.jpg

1568084578.jpg

274 ms

1568085154.jpg

1568085154.jpg

273 ms

1568084811.jpg

1568084811.jpg

623 ms

1568085382.jpg

1568085382.jpg

313 ms

1568084536.jpg

1568084536.jpg

314 ms

1568085131.jpg

1568085131.jpg

681 ms

1586054536.jpg

1586054536.jpg

657 ms

email-decode.min.js

email-decode.min.js

350 ms

lang_json_en.js

lang_json_en.js

603 ms

basic.js

basic.js

875 ms

rocket-loader.min.js

rocket-loader.min.js

414 ms

1568085243836889.jpg

1568085243836889.jpg

751 ms

1568085243721247.jpg

1568085243721247.jpg

1006 ms

1568266579.jpg

1568266579.jpg

1003 ms

1568265564.jpg

1568265564.jpg

1028 ms

1568265957.jpg

1568265957.jpg

1055 ms

1568265448.jpg

1568265448.jpg

1172 ms

1568264665.jpg

1568264665.jpg

882 ms

1568260132.jpg

1568260132.jpg

1265 ms

1568259584836390.jpg

1568259584836390.jpg

1298 ms

1568259462622537.jpg

1568259462622537.jpg

1411 ms

metinfo-icon1.woff

metinfo-icon1.woff

1256 ms

metinfo-icon2.woff

metinfo-icon2.woff

1060 ms

gtm.js

gtm.js

90 ms

315 ms

element.js

element.js

164 ms

addthis_widget.js

addthis_widget.js

57 ms

3374947.js

3374947.js

103 ms

default

default

109 ms

js

js

36 ms

twk-arr-find-polyfill.js

twk-arr-find-polyfill.js

69 ms

twk-object-values-polyfill.js

twk-object-values-polyfill.js

257 ms

twk-event-polyfill.js

twk-event-polyfill.js

260 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

258 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

258 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

258 ms

twk-main.js

twk-main.js

261 ms

twk-vendor.js

twk-vendor.js

264 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

315 ms

twk-chunk-common.js

twk-chunk-common.js

315 ms

twk-runtime.js

twk-runtime.js

262 ms

twk-app.js

twk-app.js

260 ms

383 ms

moatframe.js

moatframe.js

327 ms

3374947.js

3374947.js

394 ms

leadflows.js

leadflows.js

324 ms

fb.js

fb.js

301 ms

3374947.js

3374947.js

388 ms

conversations-embed.js

conversations-embed.js

379 ms

collectedforms.js

collectedforms.js

372 ms

analytics.js

analytics.js

299 ms

_ate.track.config_resp

_ate.track.config_resp

540 ms

300lo.json

300lo.json

447 ms

sh.f48a1a04fe8dbf021b4cda1d.html

sh.f48a1a04fe8dbf021b4cda1d.html

177 ms

widget-settings

widget-settings

545 ms

367 ms

collect

collect

14 ms

collect

collect

34 ms

ga-audiences

ga-audiences

34 ms

layers.fa6cd1947ce26e890d3d.js

layers.fa6cd1947ce26e890d3d.js

23 ms

314 ms

en.js

en.js

35 ms

140.61020b6c086bdb8bc696.js

140.61020b6c086bdb8bc696.js

13 ms

Accessibility Review

leadingf.cn accessibility score

63

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

leadingf.cn 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

Page has valid source maps

SEO Factors

leadingf.cn SEO score

90

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

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Leadingf.cn can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Leadingf.cn 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

leadingf.cn

Open Graph description is not detected on the main page of LeadingF. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: