Access mandarinmorning.org. Learn Chinese online Shanghai,Professional mandarin school Shanghai

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value28.1 s

0/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value210 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0.147

76/100

15%

TTI (Time to Interactive)

Value15.0 s

7/100

10%

index.html

1108 ms

css.css

830 ms

modernizr.custom.17475.js

828 ms

abase.js

3179 ms

jquery.min.js

147 ms

Our browser made a total of 151 requests to load all elements on the main page. We found that 62% of them (94 requests) were addressed to the original Mandarinmorning.org, 5% (8 requests) were made to Lxbjs.baidu.com and 5% (7 requests) were made to Static.doyoo.net. The less responsive or slowest element that took the longest time to load (18 sec) relates to the external source Mandarinmorning.cn.

Content Size

3.4 MB

After Optimization

2.9 MB

In fact, the total size of Mandarinmorning.org main page is 3.4 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. 55% of websites need less resources to load. Images take 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 43.2 kB

Original 55.2 kB
After minification 50.1 kB
After compression 12.0 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. 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 43.2 kB or 78% of the original size.

Image Optimization

-11%

Potential reduce by 330.6 kB

Original 3.1 MB
After minification 2.8 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, Mandarin Morning needs image optimization as it can save up to 330.6 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-59%

Potential reduce by 77.0 kB

Original 129.8 kB
After minification 116.7 kB
After compression 52.8 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 77.0 kB or 59% of the original size.

CSS Optimization

-79%

Potential reduce by 25.8 kB

Original 32.6 kB
After minification 29.2 kB
After compression 6.7 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. Mandarinmorning.org needs all CSS files to be minified and compressed as it can save up to 25.8 kB or 79% of the original size.

Requests Now

143

After Optimization

107

The browser has sent 143 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mandarin Morning. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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

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.

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

Displays images with incorrect aspect ratio

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

Language and Encoding

Language Detected

EN
Language Claimed

00
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mandarinmorning.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed language. Our system also found out that Mandarinmorning.org 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

mandarinmorning.org

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

Learn Chinese online Shanghai,Professional mandarin school Shanghai

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

index.html

css.css

modernizr.custom.17475.js

abase.js

jquery.min.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

index.html

css.css

modernizr.custom.17475.js

abase.js

jquery.min.js

jquerypp.custom.js

jquery.elastislide.js

stat.php

stat.php

103885.js

prebat.php

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