Access kongson.com.cn. 深圳市冠辰科技有限公司

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.5 s

99/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.155

74/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

kongson.com.cn

1449 ms

public.css

442 ms

jquery.js

1095 ms

SuperSlide.js

445 ms

qq.js

275 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 91% of them (50 requests) were addressed to the original Kongson.com.cn, 9% (5 requests) were made to Meiwone.com. The less responsive or slowest element that took the longest time to load (3.9 sec) belongs to the original domain Kongson.com.cn.

Content Size

3.9 MB

After Optimization

3.0 MB

In fact, the total size of Kongson.com.cn main page is 3.9 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. 45% of websites need less resources to load. Images take 3.8 MB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 17.5 kB

Original 23.3 kB
After minification 21.9 kB
After compression 5.8 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 17.5 kB or 75% of the original size.

Image Optimization

-22%

Potential reduce by 840.4 kB

Original 3.8 MB
After minification 3.0 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, Kongson needs image optimization as it can save up to 840.4 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-20%

Potential reduce by 9.2 kB

Original 45.9 kB
After minification 45.9 kB
After compression 36.7 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 9.2 kB or 20% of the original size.

CSS Optimization

-30%

Potential reduce by 1.4 kB

Original 4.6 kB
After minification 4.6 kB
After compression 3.2 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. Kongson.com.cn needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 30% of the original size.

Requests Now

After Optimization

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kongson. According to our analytics all requests are already optimized.

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 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

Image elements do not have [alt] attributes

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

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

High

Links are not crawlable

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

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 Kongson.com.cn 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 Kongson.com.cn 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

kongson.com.cn

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

深圳市冠辰科技有限公司

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

kongson.com.cn

public.css

jquery.js

SuperSlide.js

qq.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

kongson.com.cn

public.css

jquery.js

SuperSlide.js

qq.js

float_qqicon1.png

float_qqicon2.png

float_qqicon3.png

float_qqicon4.png

logo.png

tel.png

20181015022955484.jpg

20181108025422870.jpg

20181019041458589.png

20181013035935889.jpg

20181016113408803.png

20181013035917615.jpg

slider-arrow.png

i1.jpg

i3.jpg

i4.jpg

i5.jpg

i6.jpg

i7.jpg

i8.jpg

i9.jpg

i10.jpg

i11.jpg

i12.jpg

i13.jpg

i14.jpg

i15.jpg

i16.jpg

i17.jpg

202304112627.png

i20.jpg

i21.jpg

i23.jpg

i24.jpg

i25.jpg

i26.jpg

i27.jpg

i28.jpg