Report Summary

  • 11

    Performance

    Renders faster than
    24% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

tcang.net

2020 China POS System, POS Machine, POS Terminal Manufacturer

Page Load Speed

20 sec in total

First Response

554 ms

Resources Loaded

19.1 sec

Page Rendered

300 ms

tcang.net screenshot

About Website

Visit tcang.net now to see the best up-to-date Tcang content and also check out these interesting facts you probably never knew about tcang.net

Tcang specializes in the design, production and sales of POS system, POS terminals, POS machines, Point of sale Devices, payment machines.

Visit tcang.net

Key Findings

We analyzed Tcang.net page load time and found that the first response time was 554 ms and then it took 19.4 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

tcang.net performance score

11

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value1,260 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.624

10/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

tcang.net

554 ms

tcang.net

1789 ms

style.min.css

995 ms

chaty-front.min.css

761 ms

styles.css

768 ms

Our browser made a total of 118 requests to load all elements on the main page. We found that 91% of them (107 requests) were addressed to the original Tcang.net, 3% (4 requests) were made to Hm.baidu.com and 2% (2 requests) were made to Ssl-static2.720static.com. The less responsive or slowest element that took the longest time to load (8.2 sec) belongs to the original domain Tcang.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (25%)

Content Size

6.4 MB

After Optimization

4.8 MB

In fact, the total size of Tcang.net main page is 6.4 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. 50% of websites need less resources to load. Images take 3.7 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 1.6 MB

  • Original 1.8 MB
  • After minification 1.8 MB
  • After compression 243.1 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 1.6 MB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 1.0 kB

  • Original 3.7 MB
  • After minification 3.7 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. Tcang images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 7.0 kB

  • Original 887.6 kB
  • After minification 882.1 kB
  • After compression 880.6 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

-0%

Potential reduce by 57 B

  • Original 26.3 kB
  • After minification 26.3 kB
  • After compression 26.3 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. Tcang.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 76 (68%)

Requests Now

112

After Optimization

36

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tcang. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 56 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tcang.net accessibility score

94

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

tcang.net best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

tcang.net SEO score

99

Search Engine Optimization Advices

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tcang.net 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 Tcang.net 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 data is detected on the main page of Tcang. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: