Tools & Wizards About Us
3g-sys.com screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

3g-sys.com

东莞市三基音响科技有限公司 三基音响企业-专业音响制造商，大型音响应用解决方案厂家

Page Load Speed

25.4 sec in total

First Response

692 ms

Resources Loaded

22.8 sec

Page Rendered

1.9 sec

3g-sys.com screenshot

About Website

Click here to check amazing 3 G Sys content for China. Otherwise, check out these important facts you probably never knew about 3g-sys.com

三基音响企业【贝塔斯瑞】专业音响制造商,提供对大型剧场、体育场馆、KTV酒吧、电影院、流动演出、固定安装、会议室、学校等音响系统产品解决方案。

Visit 3g-sys.com

Key Findings

We analyzed 3g-sys.com page load time and found that the first response time was 692 ms and then it took 24.7 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

3g-sys.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

66/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

21/100

25%

SI (Speed Index)

Value34.5 s

0/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value79.5 s

0/100

10%

Network Requests Diagram

3g-sys.com

692 ms

3g-sys.com

1801 ms

bootstrap.min.css

437 ms

main.min.css

1109 ms

index.css

1093 ms

Our browser made a total of 207 requests to load all elements on the main page. We found that 99% of them (205 requests) were addressed to the original 3g-sys.com, 1% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (9.1 sec) belongs to the original domain 3g-sys.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.2 MB (7%)

Content Size

31.3 MB

After Optimization

29.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 3g-sys.com main page is 31.3 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. 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. Images take 29.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 156.6 kB

  • Original 179.1 kB
  • After minification 178.6 kB
  • After compression 22.6 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 156.6 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 1.1 MB

  • Original 29.4 MB
  • After minification 28.4 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. 3 G Sys images are well optimized though.

JavaScript Optimization

-57%

Potential reduce by 436.6 kB

  • Original 767.7 kB
  • After minification 767.7 kB
  • After compression 331.1 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 436.6 kB or 57% of the original size.

CSS Optimization

-53%

Potential reduce by 490.1 kB

  • Original 927.3 kB
  • After minification 926.6 kB
  • After compression 437.2 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. 3g-sys.com needs all CSS files to be minified and compressed as it can save up to 490.1 kB or 53% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (6%)

Requests Now

204

After Optimization

192

  • Images
  • JavaScript
  • CSS

The browser has sent 204 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3 G Sys. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

3g-sys.com

3g-sys.com

692 ms

3g-sys.com

3g-sys.com

1801 ms

bootstrap.min.css

bootstrap.min.css

437 ms

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1109 ms

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1093 ms

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1786 ms

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481 ms

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641 ms

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Accessibility Review

3g-sys.com accessibility score

76

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

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

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

3g-sys.com best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

3g-sys.com SEO score

91

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

    ZH

  • Language Claimed

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 3g-sys.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that 3g-sys.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

3g-sys.com

Open Graph description is not detected on the main page of 3 G Sys. 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: