Access amc-shanghai.cn. AMC医疗中心|上海康复运动疗法,日间手术中心和门诊机构

name

value

score

weighting

FCP (First Contentful Paint)

Value7.9 s

0/100

10%

LCP (Largest Contentful Paint)

Value19.2 s

0/100

25%

SI (Speed Index)

Value28.7 s

0/100

10%

TBT (Total Blocking Time)

Value580 ms

51/100

30%

CLS (Cumulative Layout Shift)

Value0.161

73/100

15%

TTI (Time to Interactive)

Value21.1 s

1/100

10%

amc-shanghai.cn

752 ms

language-selector.css

105 ms

styles.css

132 ms

settings.css

127 ms

superfish.css

132 ms

Our browser made a total of 113 requests to load all elements on the main page. We found that 74% of them (84 requests) were addressed to the original Amc-shanghai.cn, 12% (14 requests) were made to Health-center.vamtam.com and 6% (7 requests) were made to 0. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source .

Content Size

2.8 MB

After Optimization

1.4 MB

In fact, the total size of Amc-shanghai.cn main page is 2.8 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. 65% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 116.2 kB

Original 140.9 kB
After minification 136.9 kB
After compression 24.7 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 116.2 kB or 82% of the original size.

Image Optimization

-9%

Potential reduce by 101.8 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. Amc Shanghai images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 705.7 kB

Original 975.9 kB
After minification 843.8 kB
After compression 270.1 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 705.7 kB or 72% of the original size.

CSS Optimization

-87%

Potential reduce by 468.7 kB

Original 539.9 kB
After minification 471.9 kB
After compression 71.2 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. Amc-shanghai.cn needs all CSS files to be minified and compressed as it can save up to 468.7 kB or 87% of the original size.

Requests Now

After Optimization

The browser has sent 96 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Amc Shanghai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 17 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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

High

Browser errors were logged to the console

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

UTF-8

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

amc-shanghai.cn

Open Graph data is detected on the main page of Amc Shanghai. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

AMC医疗中心|上海康复运动疗法,日间手术中心和门诊机构

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

amc-shanghai.cn

language-selector.css

styles.css

settings.css

superfish.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

amc-shanghai.cn

language-selector.css

styles.css

settings.css

superfish.css

style.css

event_template.css

responsive.css

css

style.css

formreset.min.css

formsmain.min.css

readyclass.min.css

browsers.min.css

css

magnific.css

all.css

jquery.js

jquery-migrate.min.js

jquery.themepunch.tools.min.js

jquery.themepunch.revolution.min.js

timetable.js

jquery.cookie.js

love-it.js

picturefill.min.js

modernizr.min.js

jquery.json.js

gravityforms.min.js

placeholders.jquery.min.js

jquery.form.min.js

scripts.js

core.min.js

widget.min.js

tabs.min.js

jquery.ba-bbq.min.js

jquery.carouFredSel-6.2.1-packed.js

underscore.min.js

backbone.min.js

push-menu.min.js

css

jquery.transit.min.js

jquery.matchheight.min.js

jquery.bxslider.js