Tools & Wizards About Us
cnpowder.com.cn screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 43

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

cnpowder.com.cn

粉体网__粉体产业的连接者

Page Load Speed

36.7 sec in total

First Response

2.5 sec

Resources Loaded

33.3 sec

Page Rendered

947 ms

cnpowder.com.cn screenshot

About Website

Click here to check amazing Cnpowder content for China. Otherwise, check out these important facts you probably never knew about cnpowder.com.cn

粉体网是粉体新材料产业领域专业的垂直门户，提供粉体新材料、先进粉体装备、检测仪器、纳米材料、粉体技术应用等相关领域的知识交流及产业研究，粉体公开课、粉体大数据、价格指数、B2B电子商务等一站式服务。

Visit cnpowder.com.cn

Key Findings

We analyzed Cnpowder.com.cn page load time and found that the first response time was 2.5 sec and then it took 34.2 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

cnpowder.com.cn performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value27.6 s

0/100

25%

SI (Speed Index)

Value23.8 s

0/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.161

73/100

15%

TTI (Time to Interactive)

Value25.4 s

0/100

10%

Network Requests Diagram

www.cnpowder.com.cn

2501 ms

index.css

593 ms

jquery-3.2.1.js

1450 ms

index.js

832 ms

jweixin-1.2.0.js

558 ms

Our browser made a total of 410 requests to load all elements on the main page. We found that 15% of them (63 requests) were addressed to the original Cnpowder.com.cn, 84% (346 requests) were made to Img1.cnpowder.com.cn and 0% (1 request) were made to Res.wx.qq.com. The less responsive or slowest element that took the longest time to load (5.3 sec) relates to the external source Img1.cnpowder.com.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 670.9 kB (7%)

Content Size

10.2 MB

After Optimization

9.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cnpowder.com.cn main page is 10.2 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. 80% 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 9.9 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 174.6 kB

  • Original 218.9 kB
  • After minification 211.3 kB
  • After compression 44.4 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 174.6 kB or 80% of the original size.

Image Optimization

-5%

Potential reduce by 487.6 kB

  • Original 9.9 MB
  • After minification 9.4 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. Cnpowder images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 7.9 kB

  • Original 92.1 kB
  • After minification 92.1 kB
  • After compression 84.2 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

-10%

Potential reduce by 883 B

  • Original 8.7 kB
  • After minification 8.7 kB
  • After compression 7.8 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. Cnpowder.com.cn has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (3%)

Requests Now

409

After Optimization

398

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 409 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cnpowder. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

www.cnpowder.com.cn

www.cnpowder.com.cn

2501 ms

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index.css

593 ms

jquery-3.2.1.js

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1450 ms

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832 ms

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3251 ms

Accessibility Review

cnpowder.com.cn accessibility score

43

Accessibility Issues

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

Form elements do not have associated labels

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

cnpowder.com.cn best practices score

58

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

cnpowder.com.cn SEO score

83

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

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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

cnpowder.com.cn

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