Tools & Wizards About Us

Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

flangeguardchina.com

professional manufacture of flange guard - Zhejiang HYHG Environmental Protection Technology Co., Ltd.

Page Load Speed

6.3 sec in total

First Response

647 ms

Resources Loaded

5.1 sec

Page Rendered

598 ms

About Website

Welcome to flangeguardchina.com homepage info - get ready to check Flange Guard China best content right away, or after learning these important things about flangeguardchina.com

HYHG is the earliest professional flange guards manufacturer in China over 20 years.We mainly produce pp flange guard,pvc safety spray shield,valve flange guarde,ptfe pipe flange cover,stainless steel...

Visit flangeguardchina.com

Key Findings

We analyzed Flangeguardchina.com page load time and found that the first response time was 647 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

flangeguardchina.com performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value5.8 s

50/100

10%

TBT (Total Blocking Time)

Value470 ms

61/100

30%

CLS (Cumulative Layout Shift)

Value0.409

24/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

flangeguardchina.com

647 ms

flangeguardchina.com

279 ms

www.flangeguardchina.com

620 ms

www.flangeguardchina.com

521 ms

js

68 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 74% of them (51 requests) were addressed to the original Flangeguardchina.com, 6% (4 requests) were made to Static.addtoany.com and 6% (4 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Flangeguardchina.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 150.2 kB (7%)

Content Size

2.2 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Flangeguardchina.com main page is 2.2 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. 35% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 42.0 kB

  • Original 55.0 kB
  • After minification 52.5 kB
  • After compression 13.0 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 42.0 kB or 76% of the original size.

Image Optimization

-5%

Potential reduce by 99.8 kB

  • Original 2.0 MB
  • After minification 1.9 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. Flange Guard China images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 4.7 kB

  • Original 130.4 kB
  • After minification 130.4 kB
  • After compression 125.8 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

-13%

Potential reduce by 3.8 kB

  • Original 30.1 kB
  • After minification 30.1 kB
  • After compression 26.4 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. Flangeguardchina.com needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (27%)

Requests Now

62

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Flange Guard China. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

flangeguardchina.com accessibility score

84

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-hidden="true"] elements contain focusable descendents

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

flangeguardchina.com best practices score

75

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

flangeguardchina.com SEO score

77

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Flangeguardchina.com 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 Flangeguardchina.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 Flange Guard China. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: