Tools & Wizards About Us

Report Summary

  • 52

    Performance

    Renders faster than
    69% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

tcmshvac.com

yh0612cc银河(中国)有限公司

Page Load Speed

19.5 sec in total

First Response

161 ms

Resources Loaded

18.9 sec

Page Rendered

433 ms

About Website

Welcome to tcmshvac.com homepage info - get ready to check Tcmshvac best content right away, or after learning these important things about tcmshvac.com

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Visit tcmshvac.com

Key Findings

We analyzed Tcmshvac.com page load time and found that the first response time was 161 ms and then it took 19.3 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

tcmshvac.com performance score

52

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

28/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value6.8 s

34/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.556

13/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

tcmshvac.com

161 ms

www.tcmshvac.com

280 ms

jquery.20.min.js

32 ms

siteground-optimizer-combined-css-b28fd14348a1bd7d4090f991ff184d6f.css

142 ms

css

30 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 23% of them (17 requests) were addressed to the original Tcmshvac.com, 34% (25 requests) were made to Mylf888.com and 23% (17 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (17.7 sec) relates to the external source Juli-china.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 220.7 kB (7%)

Content Size

3.2 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Tcmshvac.com main page is 3.2 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 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 82.7 kB

  • Original 100.6 kB
  • After minification 100.4 kB
  • After compression 17.9 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 82.7 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 131.9 kB

  • Original 3.1 MB
  • After minification 3.0 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. Tcmshvac images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 6.0 kB

  • Original 8.7 kB
  • After minification 8.1 kB
  • After compression 2.7 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 6.0 kB or 69% of the original size.

CSS Optimization

-16%

Potential reduce by 82 B

  • Original 505 B
  • After minification 505 B
  • After compression 423 B

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. Tcmshvac.com needs all CSS files to be minified and compressed as it can save up to 82 B or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (15%)

Requests Now

53

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tcmshvac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

tcmshvac.com accessibility score

81

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

Links do not have a discernible name

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

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

tcmshvac.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

tcmshvac.com SEO score

79

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

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 uses legible font sizes

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 Tcmshvac.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 Tcmshvac.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 data is detected on the main page of Tcmshvac. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: