Tools & Wizards About Us
sirefractories.com screenshot

Report Summary

  • 60

    Performance

    Renders faster than
    75% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

sirefractories.com

Luoyang Sheng Iron Refractories Co.,Ltd.

Page Load Speed

22.9 sec in total

First Response

771 ms

Resources Loaded

22.1 sec

Page Rendered

70 ms

sirefractories.com screenshot

About Website

Click here to check amazing Si Refractories content. Otherwise, check out these important facts you probably never knew about sirefractories.com

Luoyang Sheng Iron Refractories Co.,Ltd. is a producer of monolithic refractory products and metallurgy auxiliary materials.The main products of our company are anhydrous taphole clay、钢包镁碳砖、中间包干式料 and...

Visit sirefractories.com

Key Findings

We analyzed Sirefractories.com page load time and found that the first response time was 771 ms and then it took 22.2 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

sirefractories.com performance score

60

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value160 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.022

100/100

15%

TTI (Time to Interactive)

Value5.8 s

67/100

10%

Network Requests Diagram

sirefractories.com

771 ms

style.css

404 ms

animate.css

321 ms

jquery.min.js

323 ms

jquery.SuperSlide.js

162 ms

Our browser made a total of 129 requests to load all elements on the main page. We found that 99% of them (128 requests) were addressed to the original Sirefractories.com, 1% (1 request) were made to Lystref.com. The less responsive or slowest element that took the longest time to load (15.8 sec) belongs to the original domain Sirefractories.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.5 MB (26%)

Content Size

17.1 MB

After Optimization

12.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sirefractories.com main page is 17.1 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. 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 16.8 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 106.1 kB

  • Original 118.9 kB
  • After minification 72.7 kB
  • After compression 12.8 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. This page needs HTML code to be minified as it can gain 46.1 kB, which is 39% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 106.1 kB or 89% of the original size.

Image Optimization

-26%

Potential reduce by 4.3 MB

  • Original 16.8 MB
  • After minification 12.5 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. Obviously, Si Refractories needs image optimization as it can save up to 4.3 MB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-28%

Potential reduce by 29.5 kB

  • Original 106.3 kB
  • After minification 106.1 kB
  • After compression 76.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 29.5 kB or 28% of the original size.

CSS Optimization

-27%

Potential reduce by 8.6 kB

  • Original 32.0 kB
  • After minification 32.0 kB
  • After compression 23.4 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. Sirefractories.com needs all CSS files to be minified and compressed as it can save up to 8.6 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (4%)

Requests Now

123

After Optimization

118

  • Images
  • JavaScript
  • CSS

The browser has sent 123 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Si Refractories. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

sirefractories.com

sirefractories.com

771 ms

style.css

style.css

404 ms

animate.css

animate.css

321 ms

jquery.min.js

jquery.min.js

323 ms

jquery.SuperSlide.js

jquery.SuperSlide.js

162 ms

com.js

com.js

83 ms

jquery.fullpage.js

jquery.fullpage.js

227 ms

index_slick.js

index_slick.js

296 ms

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jquery.countup.min.js

85 ms

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Accessibility Review

sirefractories.com accessibility score

81

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

sirefractories.com best practices score

67

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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sirefractories.com SEO score

82

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

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

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

    N/A

  • Encoding

    UTF-8

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

sirefractories.com

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