Tools & Wizards About Us
qdszj.com screenshot

Report Summary

  • 14

    Performance

    Renders faster than
    26% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

qdszj.com

Sanzhuji,foundry machines,sand mixer,Resin sand mixer,Sand molding machine,Green Sand Molding Line,sand casting molding machine,blast machine,Core sho...

Page Load Speed

13.9 sec in total

First Response

1.2 sec

Resources Loaded

12.2 sec

Page Rendered

511 ms

qdszj.com screenshot

About Website

Visit qdszj.com now to see the best up-to-date Qdszj content and also check out these interesting facts you probably never knew about qdszj.com

Sanzhuji,foundry machines,sand mixer,Resin sand mixer,Sand molding machine,Green Sand Molding Line,sand casting molding machine,blast machine,Core shooting machine

Visit qdszj.com

Key Findings

We analyzed Qdszj.com page load time and found that the first response time was 1.2 sec and then it took 12.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

qdszj.com performance score

14

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value32.8 s

0/100

25%

SI (Speed Index)

Value12.9 s

2/100

10%

TBT (Total Blocking Time)

Value710 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value1.586

0/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

Network Requests Diagram

qdszj.com

1234 ms

bootstrap.min.css

568 ms

idangerous.swiper.css

519 ms

magnific-popup.css

507 ms

all.css

1059 ms

Our browser made a total of 158 requests to load all elements on the main page. We found that 58% of them (92 requests) were addressed to the original Qdszj.com, 35% (56 requests) were made to Qdszj-x-com.img.addlink.cn and 3% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (6.7 sec) relates to the external source Qdszj-x-com.img.addlink.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (15%)

Content Size

7.4 MB

After Optimization

6.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Qdszj.com main page is 7.4 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. 60% of websites need less resources to load. Images take 7.0 MB which makes up the majority of the site volume.

HTML Optimization

-95%

Potential reduce by 155.3 kB

  • Original 164.2 kB
  • After minification 90.6 kB
  • After compression 8.9 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. This page needs HTML code to be minified as it can gain 73.6 kB, which is 45% 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 155.3 kB or 95% of the original size.

Image Optimization

-13%

Potential reduce by 895.5 kB

  • Original 7.0 MB
  • After minification 6.1 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, Qdszj needs image optimization as it can save up to 895.5 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-26%

Potential reduce by 42.3 kB

  • Original 165.4 kB
  • After minification 164.6 kB
  • After compression 123.1 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 42.3 kB or 26% of the original size.

CSS Optimization

-38%

Potential reduce by 26.4 kB

  • Original 69.0 kB
  • After minification 62.3 kB
  • After compression 42.7 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. Qdszj.com needs all CSS files to be minified and compressed as it can save up to 26.4 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (34%)

Requests Now

95

After Optimization

63

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Qdszj. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

qdszj.com

qdszj.com

1234 ms

bootstrap.min.css

bootstrap.min.css

568 ms

idangerous.swiper.css

idangerous.swiper.css

519 ms

magnific-popup.css

magnific-popup.css

507 ms

all.css

all.css

1059 ms

slidebars.css

slidebars.css

511 ms

fonts.css

fonts.css

536 ms

slick.css

slick.css

797 ms

slick-theme.css

slick-theme.css

816 ms

style.css

style.css

836 ms

index.css

index.css

862 ms

all.css

all.css

864 ms

js

js

65 ms

jquery-1.10.2.min.js

jquery-1.10.2.min.js

1466 ms

bootstrap.min.js

bootstrap.min.js

1184 ms

responsive-tabs.js

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1174 ms

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1240 ms

slick.min.js

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1414 ms

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1471 ms

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125 ms

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29 ms

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936 ms

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20 ms

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1107 ms

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1900 ms

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1900 ms

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1962 ms

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1493 ms

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2050 ms

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1451 ms

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1383 ms

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1317 ms

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6 ms

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12 ms

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Accessibility Review

qdszj.com accessibility score

71

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

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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.

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

Best Practices

qdszj.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

qdszj.com SEO score

67

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

High

Document doesn't have a valid hreflang

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Qdszj.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 Qdszj.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

qdszj.com

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