Access chinaaet.com. 电子技术应用-AET-中国科技核心期刊-最丰富的电子设计资源平台

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

22/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

12/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value1.001

2/100

15%

TTI (Time to Interactive)

Value6.3 s

60/100

10%

chinaaet.com

2325 ms

style.css

1545 ms

9100000004

515 ms

9100000022

517 ms

9100000029

571 ms

Our browser made a total of 100 requests to load all elements on the main page. We found that 17% of them (17 requests) were addressed to the original Chinaaet.com, 48% (48 requests) were made to Files.chinaaet.com and 23% (23 requests) were made to St.chinaaet.com. The less responsive or slowest element that took the longest time to load (6.9 sec) relates to the external source Files.chinaaet.com.

Content Size

3.8 MB

After Optimization

3.4 MB

In fact, the total size of Chinaaet.com main page is 3.8 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. 45% of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 71.5 kB

Original 86.4 kB
After minification 70.2 kB
After compression 14.9 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 16.2 kB, which is 19% 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 71.5 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 128.5 kB

Original 3.5 MB
After minification 3.4 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. China AET images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 98.0 kB

Original 146.7 kB
After minification 145.8 kB
After compression 48.7 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 98.0 kB or 67% of the original size.

CSS Optimization

-87%

Potential reduce by 84.0 kB

Original 96.1 kB
After minification 60.2 kB
After compression 12.1 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. Chinaaet.com needs all CSS files to be minified and compressed as it can save up to 84.0 kB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of China AET. 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 semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

<frame> or <iframe> elements do not have a title

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 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

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

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 Chinaaet.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 Chinaaet.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

chinaaet.com

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

电子技术应用-AET-中国科技核心期刊-最丰富的电子设计资源平台

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

chinaaet.com

style.css

9100000004

9100000022

9100000029

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

chinaaet.com

style.css

9100000004

9100000022

9100000029

9100000001

9100000002

9100000003

9100000028

9100000008

9100000009

9100000005

9100000023

9100000006

9100000012

9100000007

9100000010

9100000013

jquery.min.js

owl.carousel.min.js

slippry.min.js

functions.js

loadjs.js

typo.css

slippry.css

owl.carousel.css

owl.theme.css

custom.css

hm.js

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logo.jpg

ico_contribution.png

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ico_qrcode.jpg

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