Tools & Wizards About Us
chinatanglondon.co.uk screenshot

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 62

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

chinatanglondon.co.uk

China Tang | The iconic, art deco jewel in the Dorchester’s crown

Page Load Speed

4.3 sec in total

First Response

266 ms

Resources Loaded

3.1 sec

Page Rendered

929 ms

chinatanglondon.co.uk screenshot

About Website

Visit chinatanglondon.co.uk now to see the best up-to-date China Tang London content for United Kingdom and also check out these interesting facts you probably never knew about chinatanglondon.co.uk

China Tang is the epitome of art deco elegance, serving some of the best authentic Cantonese dishes in London

Visit chinatanglondon.co.uk

Key Findings

We analyzed Chinatanglondon.co.uk page load time and found that the first response time was 266 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

chinatanglondon.co.uk performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

60/100

10%

LCP (Largest Contentful Paint)

Value29.9 s

0/100

25%

SI (Speed Index)

Value9.6 s

11/100

10%

TBT (Total Blocking Time)

Value2,250 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0.689

7/100

15%

TTI (Time to Interactive)

Value28.8 s

0/100

10%

Network Requests Diagram

chinatanglondon.co.uk

266 ms

www.chinatanglondon.co.uk

509 ms

js

68 ms

tdl3kgd.js

47 ms

main.1718863780.css

142 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 22% of them (8 requests) were addressed to the original Chinatanglondon.co.uk, 14% (5 requests) were made to Use.typekit.net and 11% (4 requests) were made to Static.designmynight.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Scontent-lhr6-1.cdninstagram.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 600.2 kB (10%)

Content Size

5.9 MB

After Optimization

5.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chinatanglondon.co.uk main page is 5.9 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 4.2 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 89.6 kB

  • Original 113.0 kB
  • After minification 106.4 kB
  • After compression 23.4 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 89.6 kB or 79% of the original size.

Image Optimization

-6%

Potential reduce by 250.8 kB

  • Original 4.2 MB
  • After minification 3.9 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 Tang London images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 258.5 kB

  • Original 1.5 MB
  • After minification 1.5 MB
  • After compression 1.3 MB

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 258.5 kB or 17% of the original size.

CSS Optimization

-2%

Potential reduce by 1.3 kB

  • Original 81.7 kB
  • After minification 81.7 kB
  • After compression 80.4 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. Chinatanglondon.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (54%)

Requests Now

26

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of China Tang London. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

chinatanglondon.co.uk

chinatanglondon.co.uk

266 ms

www.chinatanglondon.co.uk

www.chinatanglondon.co.uk

509 ms

js

js

68 ms

tdl3kgd.js

tdl3kgd.js

47 ms

main.1718863780.css

main.1718863780.css

142 ms

embed.js

embed.js

232 ms

js

js

477 ms

analytics.js

analytics.js

27 ms

body-bg.png

body-bg.png

625 ms

header-bg.png

header-bg.png

690 ms

1.jpg

1.jpg

690 ms

collect

collect

19 ms

collect

collect

35 ms

d

d

33 ms

d

d

36 ms

js

js

52 ms

logo-access-v6.svg

logo-access-v6.svg

459 ms

partner-form.css

partner-form.css

144 ms

448308602_1290364521928840_3077141622239529936_n.jpg

448308602_1290364521928840_3077141622239529936_n.jpg

541 ms

449145909_491458873298505_5136644156219763209_n.jpg

449145909_491458873298505_5136644156219763209_n.jpg

941 ms

jquery.min.js

jquery.min.js

115 ms

449112156_2508123892728295_3161409919457664353_n.jpg

449112156_2508123892728295_3161409919457664353_n.jpg

1631 ms

448819464_998383985030703_5791967892318180851_n.jpg

448819464_998383985030703_5791967892318180851_n.jpg

1513 ms

449320193_1787978235360052_5578092692423599542_n.jpg

449320193_1787978235360052_5578092692423599542_n.jpg

782 ms

448820440_837127607825744_3691541911651261750_n.jpg

448820440_837127607825744_3691541911651261750_n.jpg

1520 ms

OpenSans-Regular.ttf

OpenSans-Regular.ttf

332 ms

OpenSans-SemiBold.ttf

OpenSans-SemiBold.ttf

559 ms

OpenSans-Bold.ttf

OpenSans-Bold.ttf

506 ms

uDzkDEPU+UwB4nGNgZkAGjAxoAAAAjgAF

uDzkDEPU+UwB4nGNgZkAGjAxoAAAAjgAF

12 ms

d

d

65 ms

d

d

49 ms

p.gif

p.gif

80 ms

jquery.min.js

jquery.min.js

14 ms

main.min.1718863786.js

main.min.1718863786.js

72 ms

main.min.1718863786.js

main.min.1718863786.js

110 ms

api.js

api.js

42 ms

Accessibility Review

chinatanglondon.co.uk accessibility score

62

Accessibility Issues

Names and labels

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.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

chinatanglondon.co.uk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

chinatanglondon.co.uk SEO score

82

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

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/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Chinatanglondon.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English 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 Chinatanglondon.co.uk main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

chinatanglondon.co.uk

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