Tools & Wizards About Us
jbd-china.com screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 76

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

jbd-china.com

QINGDAO JBD MACHINERY CO.,LTD_CHINA PLASTIC MACHINERY MANUFACTURER

Page Load Speed

6.9 sec in total

First Response

295 ms

Resources Loaded

5.7 sec

Page Rendered

900 ms

jbd-china.com screenshot

About Website

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

QINGDAO JBD MACHINERY CO.,LTD has developed lot kinds of plastic machine, such as plastic board/sheet machine, plastic pipe machine, plastic profile machine, WPC machine, plastic recycling machine, et...

Visit jbd-china.com

Key Findings

We analyzed Jbd-china.com page load time and found that the first response time was 295 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

jbd-china.com performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value5.3 s

58/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.758

6/100

15%

TTI (Time to Interactive)

Value5.4 s

72/100

10%

Network Requests Diagram

jbd-china.com

295 ms

jbd-china.com

58 ms

style.css

11 ms

index.css

27 ms

swiper.min.css

34 ms

Our browser made a total of 69 requests to load all elements on the main page. We found that 99% of them (68 requests) were addressed to the original Jbd-china.com, 1% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (5.2 sec) belongs to the original domain Jbd-china.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 248.1 kB (5%)

Content Size

4.5 MB

After Optimization

4.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jbd-china.com main page is 4.5 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. 65% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 24.2 kB

  • Original 29.5 kB
  • After minification 27.5 kB
  • After compression 5.3 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. 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 24.2 kB or 82% of the original size.

Image Optimization

-5%

Potential reduce by 211.3 kB

  • Original 4.4 MB
  • After minification 4.2 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. JBD CHINA images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 9.9 kB

  • Original 79.6 kB
  • After minification 79.6 kB
  • After compression 69.7 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 9.9 kB or 12% of the original size.

CSS Optimization

-25%

Potential reduce by 2.8 kB

  • Original 10.9 kB
  • After minification 10.9 kB
  • After compression 8.1 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. Jbd-china.com needs all CSS files to be minified and compressed as it can save up to 2.8 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (12%)

Requests Now

67

After Optimization

59

  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JBD CHINA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jbd-china.com

jbd-china.com

295 ms

jbd-china.com

jbd-china.com

58 ms

style.css

style.css

11 ms

index.css

index.css

27 ms

swiper.min.css

swiper.min.css

34 ms

jquery.js

jquery.js

39 ms

SuperSlide.js

SuperSlide.js

33 ms

swiper.min.js

swiper.min.js

36 ms

lan.css

lan.css

35 ms

js

js

245 ms

main.js

main.js

31 ms

flash.js

flash.js

130 ms

logo.png

logo.png

37 ms

tel.png

tel.png

37 ms

index_06.png

index_06.png

39 ms

index_07.png

index_07.png

39 ms

index_08.png

index_08.png

40 ms

index_08_py.png

index_08_py.png

40 ms

slideimg.jpg

slideimg.jpg

43 ms

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1646367084.jpg

48 ms

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1568691360.jpg

47 ms

bg_03.jpg

bg_03.jpg

49 ms

index_13.png

index_13.png

41 ms

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1577 ms

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jiahao.png

50 ms

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1575 ms

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1355 ms

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920 ms

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2471 ms

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1568175199.jpg

494 ms

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1673 ms

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2706 ms

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2720 ms

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3562 ms

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3837 ms

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2825 ms

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4265 ms

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4723 ms

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3939 ms

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1567736306.jpg

3077 ms

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1567746025.jpg

3308 ms

1567740552.jpg

1567740552.jpg

3537 ms

bg_04.jpg

bg_04.jpg

3970 ms

index_16.png

index_16.png

3563 ms

yinying.png

yinying.png

3603 ms

index_23.png

index_23.png

3615 ms

1568016510.jpg

1568016510.jpg

4532 ms

wm_button_icon.png

wm_button_icon.png

3813 ms

bg_06.jpg

bg_06.jpg

3817 ms

index_26.png

index_26.png

3829 ms

1708588803.jpg

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5177 ms

hui.png

hui.png

4111 ms

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4626 ms

1708251996.jpg

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5059 ms

f-cat.png

f-cat.png

4227 ms

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4226 ms

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4225 ms

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4233 ms

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4241 ms

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4243 ms

1567668723.png

1567668723.png

3799 ms

qrcode.png

qrcode.png

3998 ms

backtop.png

backtop.png

3205 ms

ol_tel.png

ol_tel.png

2986 ms

ol_email.png

ol_email.png

2985 ms

ol_whatsapp.png

ol_whatsapp.png

2889 ms

ol_qr.png

ol_qr.png

2094 ms

ad_ctr.png

ad_ctr.png

2322 ms

dot.png

dot.png

1944 ms

Accessibility Review

jbd-china.com accessibility score

76

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

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

jbd-china.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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

jbd-china.com SEO score

92

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

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

    UTF-8

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

jbd-china.com

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