Access chuanfan.com. 送排風機、多翼式風機、集塵機-全風機電股份有限公司

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value12.3 s

0/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value730 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.167

71/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

chuanfan.com

539 ms

chuanfan.com

935 ms

style.css

479 ms

jquery.mmenu.all.css

449 ms

js

72 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 97% of them (62 requests) were addressed to the original Chuanfan.com, 3% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Chuanfan.com.

Content Size

7.8 MB

After Optimization

7.5 MB

In fact, the total size of Chuanfan.com main page is 7.8 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 7.5 MB which makes up the majority of the site volume.

HTML Optimization

-91%

Potential reduce by 106.3 kB

Original 117.3 kB
After minification 70.5 kB
After compression 11.0 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 46.7 kB, which is 40% 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 106.3 kB or 91% of the original size.

Image Optimization

-2%

Potential reduce by 152.9 kB

Original 7.5 MB
After minification 7.3 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. Chuanfan images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 18.5 kB

Original 117.7 kB
After minification 117.7 kB
After compression 99.1 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 18.5 kB or 16% of the original size.

CSS Optimization

-23%

Potential reduce by 9.4 kB

Original 41.2 kB
After minification 41.2 kB
After compression 31.9 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. Chuanfan.com needs all CSS files to be minified and compressed as it can save up to 9.4 kB or 23% of the original size.

Requests Now

After Optimization

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chuanfan. 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 from 4 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 keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Links do not have a discernible name

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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

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 Chuanfan.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 Chuanfan.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

chuanfan.com

Open Graph data is detected on the main page of Chuanfan. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

送排風機、多翼式風機、集塵機-全風機電股份有限公司 - 首頁

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

chuanfan.com

chuanfan.com

style.css

jquery.mmenu.all.css

js

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

chuanfan.com

chuanfan.com

style.css

jquery.mmenu.all.css

js

swiper.css

quick-view.css

jquery.min.js

bootstrap.min.js

jquery.mmenu.min.all.js

common.js

lazyload.min.js

jquery.matchHeight-min.js

blackUI.js

swiper-bundle.min.js

gtm.js

banner-bg.jpg

logo.png

fontawesome-webfont.woff

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