Tools & Wizards About Us
pnchina.com screenshot

Report Summary

  • 53

    Performance

    Renders faster than
    70% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

pnchina.com

有解塑料观察 – 聚焦塑料产业前沿信息，专注塑料行业创新发展

Page Load Speed

10.8 sec in total

First Response

60 ms

Resources Loaded

8.9 sec

Page Rendered

1.8 sec

pnchina.com screenshot

About Website

Welcome to pnchina.com homepage info - get ready to check Pnchina best content for United States right away, or after learning these important things about pnchina.com

聚焦塑料产业前沿信息，专注塑料行业创新发展...

Visit pnchina.com

Key Findings

We analyzed Pnchina.com page load time and found that the first response time was 60 ms and then it took 10.7 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

pnchina.com performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

5/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.048

99/100

15%

TTI (Time to Interactive)

Value6.5 s

58/100

10%

Network Requests Diagram

pnchina.com

60 ms

plastics.youjie.online

2055 ms

font-awesome.min.css

1135 ms

bootstrap.min.css

1199 ms

animate.min.css

1341 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Pnchina.com, 86% (67 requests) were made to Plastics.youjie.online and 8% (6 requests) were made to Cdn.staticfile.org. The less responsive or slowest element that took the longest time to load (3.1 sec) relates to the external source Plastics.youjie.online.

Page Optimization Overview & Recommendations

Page size can be reduced by 368.4 kB (20%)

Content Size

1.8 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pnchina.com main page is 1.8 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 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 74.1 kB

  • Original 86.8 kB
  • After minification 68.7 kB
  • After compression 12.7 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 18.1 kB, which is 21% 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 74.1 kB or 85% of the original size.

Image Optimization

-14%

Potential reduce by 230.4 kB

  • Original 1.6 MB
  • After minification 1.4 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. Obviously, Pnchina needs image optimization as it can save up to 230.4 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

-40%

Potential reduce by 1.8 kB

  • Original 4.6 kB
  • After minification 4.6 kB
  • After compression 2.8 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 1.8 kB or 40% of the original size.

CSS Optimization

-56%

Potential reduce by 62.1 kB

  • Original 110.6 kB
  • After minification 110.5 kB
  • After compression 48.5 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. Pnchina.com needs all CSS files to be minified and compressed as it can save up to 62.1 kB or 56% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (11%)

Requests Now

71

After Optimization

63

  • Images
  • JavaScript
  • CSS

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pnchina. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

pnchina.com

pnchina.com

60 ms

plastics.youjie.online

plastics.youjie.online

2055 ms

font-awesome.min.css

font-awesome.min.css

1135 ms

bootstrap.min.css

bootstrap.min.css

1199 ms

animate.min.css

animate.min.css

1341 ms

style.css

style.css

464 ms

margins.css

margins.css

1395 ms

jquery.min.js

jquery.min.js

1392 ms

bootstrap.min.js

bootstrap.min.js

1168 ms

theia-sticky-sidebar.min.js

theia-sticky-sidebar.min.js

476 ms

theme-ui.js

theme-ui.js

475 ms

jquery.min.js

jquery.min.js

1078 ms

bootstrap.min.js

bootstrap.min.js

1043 ms

hm.js

hm.js

2659 ms

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79 ms

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1632 ms

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hm.gif

335 ms

Accessibility Review

pnchina.com accessibility score

68

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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

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

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

pnchina.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

Page has valid source maps

SEO Factors

pnchina.com 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

High

Tap targets are not sized appropriately

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 Pnchina.com 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 Pnchina.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

pnchina.com

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