Access kfsj.com. 双螺杆挤出机|双螺杆造粒机|双螺杆挤出造粒机组|双螺杆抽丝机|南京康发橡塑机械制造有限公司官方网站

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value8.9 s

1/100

25%

SI (Speed Index)

Value6.8 s

34/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

kfsj.com

1156 ms

reset.css

679 ms

main.css

684 ms

pngfix.js

686 ms

webmain.css

688 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 99% of them (75 requests) were addressed to the original Kfsj.com, 1% (1 request) were made to Js.users.51.la. The less responsive or slowest element that took the longest time to load (10.6 sec) belongs to the original domain Kfsj.com.

Content Size

4.5 MB

After Optimization

4.4 MB

In fact, the total size of Kfsj.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. 55% of websites need less resources to load. Images take 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 37.4 kB

Original 46.1 kB
After minification 43.2 kB
After compression 8.7 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. 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 37.4 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 102.0 kB

Original 4.4 MB
After minification 4.3 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. Kfsj images are well optimized though.

JavaScript Optimization

-24%

Potential reduce by 12.3 kB

Original 52.3 kB
After minification 52.3 kB
After compression 40.0 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 12.3 kB or 24% of the original size.

CSS Optimization

-31%

Potential reduce by 3.6 kB

Original 11.7 kB
After minification 11.7 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. Kfsj.com needs all CSS files to be minified and compressed as it can save up to 3.6 kB or 31% of the original size.

Requests Now

After Optimization

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kfsj. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

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 Kfsj.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 Kfsj.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

kfsj.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

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Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

kfsj.com

reset.css

main.css

pngfix.js

webmain.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

kfsj.com

reset.css

main.css

pngfix.js

webmain.css

jquery.jslides.css

jquery-1.8.0.min.js

jquery.jslides.js

nivo-slider.css

style.css

uaredirect.js

unslider.min.js

jquery.nivo.slider.pack.js

19912103.js

popwin.js

arrowl.png

topbg_x.jpg

topbg.jpg

logo.png

tel.png

nav_bg1.gif

line.png

kzb.jpg

bd.jpg

1.jpg

8.jpg

7.jpg

6.jpg

3.jpg

4.jpg

5.jpg

play.png

newsb.jpg

ico2.gif

arrowr.png

240315s.jpg

240115s.jpg

0809hdp.jpg

0802hdp.jpg

0712hdp.jpg

hdpnone.jpg

0422hdp.jpg

0417hdp.jpg