Tools & Wizards About Us
chinamining.com screenshot

Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

chinamining.com

ChinaMining

Page Load Speed

37 sec in total

First Response

827 ms

Resources Loaded

35.5 sec

Page Rendered

627 ms

chinamining.com screenshot

About Website

Welcome to chinamining.com homepage info - get ready to check China Mining best content for China right away, or after learning these important things about chinamining.com

中国矿业设备网(www.chinamining.com)是专业的矿业行业网站,供应大型矿山机械、矿用设备，权威发布矿业展会信息及矿业资讯，矿业招标信息网提供最新矿业招标项目信息让企业抢占先机。

Visit chinamining.com

Key Findings

We analyzed Chinamining.com page load time and found that the first response time was 827 ms and then it took 36.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

chinamining.com performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value32.0 s

0/100

25%

SI (Speed Index)

Value29.4 s

0/100

10%

TBT (Total Blocking Time)

Value8,630 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.256

48/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

Network Requests Diagram

chinamining.com

827 ms

www.chinamining.com

1933 ms

style.css

2379 ms

home.css

1720 ms

lang.js

1299 ms

Our browser made a total of 178 requests to load all elements on the main page. We found that 57% of them (102 requests) were addressed to the original Chinamining.com, 37% (66 requests) were made to Attachment.chinamining.com and 3% (5 requests) were made to Bdimg.share.baidu.com. The less responsive or slowest element that took the longest time to load (20 sec) relates to the external source Bdimg.share.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 250.4 kB (46%)

Content Size

542.2 kB

After Optimization

291.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chinamining.com main page is 542.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 267.3 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 125.2 kB

  • Original 150.9 kB
  • After minification 145.1 kB
  • After compression 25.8 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. 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 125.2 kB or 83% of the original size.

Image Optimization

-14%

Potential reduce by 37.8 kB

  • Original 267.3 kB
  • After minification 229.5 kB

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, China Mining needs image optimization as it can save up to 37.8 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-65%

Potential reduce by 49.1 kB

  • Original 75.2 kB
  • After minification 70.7 kB
  • After compression 26.1 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 49.1 kB or 65% of the original size.

CSS Optimization

-79%

Potential reduce by 38.3 kB

  • Original 48.7 kB
  • After minification 43.2 kB
  • After compression 10.4 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. Chinamining.com needs all CSS files to be minified and compressed as it can save up to 38.3 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 51 (29%)

Requests Now

174

After Optimization

123

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 174 CSS, Javascripts, AJAX and image requests in order to completely render the main page of China Mining. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chinamining.com

chinamining.com

827 ms

www.chinamining.com

www.chinamining.com

1933 ms

style.css

style.css

2379 ms

home.css

home.css

1720 ms

lang.js

lang.js

1299 ms

config.js

config.js

877 ms

common.js

common.js

1422 ms

page.js

page.js

2145 ms

swfobject.js

swfobject.js

392 ms

marquee.js

marquee.js

538 ms

index.js

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733 ms

quote.js

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806 ms

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6921 ms

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395 ms

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1306 ms

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1193 ms

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479 ms

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shell_v2.js

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1174 ms

stat.htm

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162 ms

core.php

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1090 ms

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8625 ms

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4218 ms

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6524 ms

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3025 ms

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1737 ms

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19992 ms

Accessibility Review

chinamining.com accessibility score

51

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

chinamining.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

chinamining.com SEO score

77

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

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    GBK

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chinamining.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 Chinamining.com main page’s claimed encoding is gbk. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

chinamining.com

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