Access cenkon.com. 中通生化官网-化妆品代加工|化妆品oem|化妆品生产厂家|广州化妆品加工厂|广州化妆品oem厂家

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value20.2 s

0/100

25%

SI (Speed Index)

Value24.8 s

0/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.272

45/100

15%

TTI (Time to Interactive)

Value21.2 s

1/100

10%

cenkon.com

630 ms

www.cenkon.com

1076 ms

bootstrap.min.css

836 ms

swiper.min.css

842 ms

normalize.css

632 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that all of those requests were addressed to Cenkon.com and no external sources were called. The less responsive or slowest element that took the longest time to load (19 sec) belongs to the original domain Cenkon.com.

Content Size

1.8 MB

After Optimization

1.2 MB

In fact, the total size of Cenkon.com main page is 1.8 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 24.7 kB

Original 29.2 kB
After minification 18.5 kB
After compression 4.5 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 10.7 kB, which is 37% 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 24.7 kB or 85% of the original size.

Image Optimization

-5%

Potential reduce by 60.2 kB

Original 1.2 MB
After minification 1.1 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. Cenkon images are well optimized though.

JavaScript Optimization

-77%

Potential reduce by 271.2 kB

Original 352.5 kB
After minification 345.1 kB
After compression 81.4 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 271.2 kB or 77% of the original size.

CSS Optimization

-88%

Potential reduce by 238.3 kB

Original 270.7 kB
After minification 228.3 kB
After compression 32.5 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. Cenkon.com needs all CSS files to be minified and compressed as it can save up to 238.3 kB or 88% of the original size.

Requests Now

After Optimization

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cenkon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

button, link, and menuitem elements do not have accessible names.

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 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 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

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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

High

Links are not crawlable

High

Page is blocked from indexing

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 doesn't use legible font sizes

Language and Encoding

Language Detected

ZH
Language Claimed

ZH
Encoding

UTF-8

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

cenkon.com

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

中通生化官网-化妆品代加工|化妆品oem|化妆品生产厂家|广州化妆品加工厂|广州化妆品oem厂家

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

cenkon.com

www.cenkon.com

bootstrap.min.css

swiper.min.css

normalize.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

cenkon.com

www.cenkon.com

bootstrap.min.css

swiper.min.css

normalize.css

animate.min.css

main.css

index.css

media.css

jquery.min.js

jquery.slide.js

bootstrap.min.js

swiper.min.js

main.js

logo.png

lang.png

banner1.jpg

banner2.jpg

banner3.jpg

banner4.jpg

banner5.jpg

banner-pre.png

banner-next.png

object1.jpg

object2.jpg

object3.jpg

services-more.png

partner1.jpg

partner2.jpg

partner3.jpg

partner4.jpg

partner5.jpg

partner6.jpg

partner7.jpg

partner8.jpg

partner9.jpg

partner10.jpg

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partner16.jpg