Report Summary

  • 62

    Performance

    Renders faster than
    77% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

sunkeyaluminum.com

Custom Aluminum Extrusion Profiles Manufacturers, Factory

Page Load Speed

25.1 sec in total

First Response

234 ms

Resources Loaded

24.6 sec

Page Rendered

337 ms

sunkeyaluminum.com screenshot

About Website

Welcome to sunkeyaluminum.com homepage info - get ready to check Sunkey Aluminum best content right away, or after learning these important things about sunkeyaluminum.com

Zhejiang SUNKEY Industrial Co., Ltd is China aluminium profiles manufacturers and custom aluminum extrusion suppliers, our factory offer wholesale aluminium extrusion profiles for sale.

Visit sunkeyaluminum.com

Key Findings

We analyzed Sunkeyaluminum.com page load time and found that the first response time was 234 ms and then it took 24.9 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

sunkeyaluminum.com performance score

62

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.077

95/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

sunkeyaluminum.com

234 ms

www.sunkeyaluminum.com

731 ms

styles.css

491 ms

prettyPhoto.css

497 ms

lightbox.min.css

518 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 95% of them (53 requests) were addressed to the original Sunkeyaluminum.com, 2% (1 request) were made to Sdk.51.la and 2% (1 request) were made to Collect-v6.51.la. The less responsive or slowest element that took the longest time to load (20.2 sec) relates to the external source V1.cnzz.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 390.0 kB (25%)

Content Size

1.5 MB

After Optimization

1.1 MB

In fact, the total size of Sunkeyaluminum.com main page is 1.5 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-96%

Potential reduce by 378.1 kB

  • Original 392.2 kB
  • After minification 388.3 kB
  • After compression 14.1 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 378.1 kB or 96% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 1.1 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. Sunkey Aluminum images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 142 B

  • Original 13.5 kB
  • After minification 13.5 kB
  • After compression 13.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-24%

Potential reduce by 10.7 kB

  • Original 43.5 kB
  • After minification 43.5 kB
  • After compression 32.8 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. Sunkeyaluminum.com needs all CSS files to be minified and compressed as it can save up to 10.7 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (59%)

Requests Now

49

After Optimization

20

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sunkey Aluminum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sunkeyaluminum.com accessibility score

74

Accessibility Issues

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

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

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

sunkeyaluminum.com best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sunkeyaluminum.com SEO score

92

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

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sunkeyaluminum.com 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 Sunkeyaluminum.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

Open Graph description is not detected on the main page of Sunkey Aluminum. 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: