Tools & Wizards About Us

Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 36

    Accessibility

    Visual factors better than
    that of 18% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

primevisionled.com

深圳市华刚科锐光电科技有限公司 -广州专业LED屏,广州专业LED显示屏,上海专业LED显示屏,江苏专业室内LED屏,山西专业室外LED屏,山西专业LED广告屏,贵州专业LED广告屏

Page Load Speed

29.5 sec in total

First Response

2 sec

Resources Loaded

27.4 sec

Page Rendered

75 ms

About Website

Visit primevisionled.com now to see the best up-to-date Primevisionled content and also check out these interesting facts you probably never knew about primevisionled.com

深圳华刚科锐光电科技专业生产：专业LED广告屏,专业LED显示屏,专业室内LED屏,专业室外LED屏是专业LED显示及视频解决方案专业市场上领先的供应商，是全球LED视频，图文，动画显示产品制造商,是亚太地区LED显示技术领导者，是顶尖的LED视频组件最主要的研发、制造者及全球供应商，为室内及室外大规模显示屏提供相关组件。

Visit primevisionled.com

Key Findings

We analyzed Primevisionled.com page load time and found that the first response time was 2 sec and then it took 27.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

primevisionled.com performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value3.8 s

55/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

Network Requests Diagram

primevisionled.com

2028 ms

936 ms

style.css

866 ms

AC_RunActiveContent.js

19630 ms

swfobject.js

677 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 62% of them (37 requests) were addressed to the original Primevisionled.com, 12% (7 requests) were made to Img.t.sinajs.cn and 7% (4 requests) were made to Tva3.sinaimg.cn. The less responsive or slowest element that took the longest time to load (19.6 sec) belongs to the original domain Primevisionled.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 71.9 kB (6%)

Content Size

1.1 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Primevisionled.com main page is 1.1 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. 20% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 14.9 kB

  • Original 20.7 kB
  • After minification 19.6 kB
  • After compression 5.8 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 14.9 kB or 72% of the original size.

Image Optimization

-4%

Potential reduce by 43.0 kB

  • Original 1.0 MB
  • After minification 985.3 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. Primevisionled images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 10.9 kB

  • Original 57.3 kB
  • After minification 57.3 kB
  • After compression 46.4 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 10.9 kB or 19% of the original size.

CSS Optimization

-25%

Potential reduce by 3.0 kB

  • Original 12.0 kB
  • After minification 12.0 kB
  • After compression 9.0 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. Primevisionled.com needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (27%)

Requests Now

56

After Optimization

41

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Primevisionled. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

primevisionled.com accessibility score

36

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

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

<object> elements do not have alternate text

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

primevisionled.com best practices score

67

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

primevisionled.com SEO score

58

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 uses plugins

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Primevisionled.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Primevisionled.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

Open Graph description is not detected on the main page of Primevisionled. 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: