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name

value

score

weighting

FCP (First Contentful Paint)

Value19.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value70.3 s

0/100

25%

SI (Speed Index)

Value75.6 s

0/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.227

55/100

15%

TTI (Time to Interactive)

Value75.7 s

0/100

10%

youthpsy.com.cn

1317 ms

swiper.min.css

484 ms

style.css

789 ms

phone.css

855 ms

common.css

918 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 96% of them (82 requests) were addressed to the original Youthpsy.com.cn, 2% (2 requests) were made to Code.jquerycdns.com and 1% (1 request) were made to Ljpump.net. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain Youthpsy.com.cn.

Content Size

407.8 kB

After Optimization

334.9 kB

In fact, the total size of Youthpsy.com.cn main page is 407.8 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. Images take 233.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 36.7 kB

Original 45.9 kB
After minification 42.0 kB
After compression 9.2 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 36.7 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

Original 233.2 kB
After minification 232.1 kB

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. Youthpsy images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 22.9 kB

Original 103.8 kB
After minification 103.8 kB
After compression 80.8 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 22.9 kB or 22% of the original size.

CSS Optimization

-49%

Potential reduce by 12.2 kB

Original 25.0 kB
After minification 20.6 kB
After compression 12.8 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. Youthpsy.com.cn needs all CSS files to be minified and compressed as it can save up to 12.2 kB or 49% of the original size.

Requests Now

After Optimization

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Youthpsy. 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 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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 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

High

Issues were logged in the Issues panel in Chrome Devtools

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 Youthpsy.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 Youthpsy.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

youthpsy.com.cn

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

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

youthpsy.com.cn

swiper.min.css

style.css

phone.css

common.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

youthpsy.com.cn

swiper.min.css

style.css

phone.css

common.css

jquery.js

jquery.superslide.2.1.1.js

clipboard.min.js

swiper.min.js

app.js

jquery-1.2.3.min.js

jquery-1.2.3.min.js

logo.png

16148660356225889.jpg

tel.png

logo_m.png

tel_m.png

0.jpg

1.jpg

2.jpg

3.jpg

4.jpg

5.jpg

11.jpg

7.jpg

8.jpg

9.jpg

10.jpg

6.jpg

about_bg.jpg

about_box.png

ab_pic.jpg

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