Tools & Wizards About Us

Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 52

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

zaisubao.com

Zaisubao.com: Plastic Scrap for sale,Plastic regrind,Plastic pellets Recycling Prices

Page Load Speed

2.7 sec in total

First Response

124 ms

Resources Loaded

2.3 sec

Page Rendered

305 ms

About Website

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

Zaisubao.com is an international B2B plastics online trading market. We supply plastics, crushed plastics, recycled plastic pellets, plastic sheets and other ready-made plastics to global plastics man...

Visit zaisubao.com

Key Findings

We analyzed Zaisubao.com page load time and found that the first response time was 124 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

zaisubao.com performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value9.3 s

1/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.019

100/100

15%

TTI (Time to Interactive)

Value8.4 s

39/100

10%

Network Requests Diagram

zaisubao.com

124 ms

www.zaisubao.com

458 ms

en_index.css

18 ms

en.css

34 ms

jquery-1.11.3.min.js

56 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 42% of them (34 requests) were addressed to the original Zaisubao.com, 52% (42 requests) were made to Fileen.zaisubao.cn and 2% (2 requests) were made to File.zaisubao.cn. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Hm.baidu.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 97.1 kB (6%)

Content Size

1.7 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • CSS

In fact, the total size of Zaisubao.com main page is 1.7 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. 40% of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 30.4 kB

  • Original 37.7 kB
  • After minification 28.2 kB
  • After compression 7.3 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 9.5 kB, which is 25% 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 30.4 kB or 81% of the original size.

Image Optimization

-4%

Potential reduce by 66.0 kB

  • Original 1.6 MB
  • After minification 1.6 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. Zaisubao images are well optimized though.

CSS Optimization

-11%

Potential reduce by 750 B

  • Original 6.6 kB
  • After minification 6.6 kB
  • After compression 5.9 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. Zaisubao.com needs all CSS files to be minified and compressed as it can save up to 750 B or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (27%)

Requests Now

56

After Optimization

41

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zaisubao. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

zaisubao.com accessibility score

52

Accessibility Issues

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

Form elements do not have associated labels

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.

Best Practices

zaisubao.com best practices score

50

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

High

Page has valid source maps

SEO Factors

zaisubao.com SEO score

62

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zaisubao.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Zaisubao.com main page’s claimed encoding is . 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

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