Tools & Wizards About Us
wisi.hk screenshot

Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

wisi.hk

WISI Hong Kong l WISI HK - Headend , antenna, amplifier, VS50PRO

Page Load Speed

5.5 sec in total

First Response

1.3 sec

Resources Loaded

4.1 sec

Page Rendered

79 ms

wisi.hk screenshot

About Website

Click here to check amazing WISI content. Otherwise, check out these important facts you probably never knew about wisi.hk

WISI Hong Kong mainly invlove in the supply and installation of CABD and SMATV systems, contains products include headend, amplifiers, wall sockets, splitters and co-axial plugs, etc. ​

Visit wisi.hk

Key Findings

We analyzed Wisi.hk page load time and found that the first response time was 1.3 sec and then it took 4.2 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

wisi.hk performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

58/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value9.0 s

14/100

10%

TBT (Total Blocking Time)

Value7,040 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value22.5 s

1/100

10%

Network Requests Diagram

www.wisi.hk

1333 ms

bt

138 ms

minified.js

56 ms

fetch.umd.js

110 ms

bolt-custom-elements.min.js

121 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 9% of them (3 requests) were addressed to the original Wisi.hk, 44% (15 requests) were made to Static.wixstatic.com and 38% (13 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Wisi.hk.

Page Optimization Overview & Recommendations

Page size can be reduced by 538.8 kB (76%)

Content Size

710.2 kB

After Optimization

171.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Wisi.hk main page is 710.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only a small number of websites need less resources to load. HTML takes 601.7 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 504.0 kB

  • Original 601.7 kB
  • After minification 600.0 kB
  • After compression 97.6 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 504.0 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 20.3 kB
  • After minification 20.3 kB

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. WISI images are well optimized though.

JavaScript Optimization

-39%

Potential reduce by 34.7 kB

  • Original 88.2 kB
  • After minification 66.4 kB
  • After compression 53.5 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 34.7 kB or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (37%)

Requests Now

19

After Optimization

12

  • AJAX
  • Images
  • JavaScript

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of WISI. 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 as a result speed up the page load time.

Network Requests Diagram

www.wisi.hk

www.wisi.hk

1333 ms

bt

bt

138 ms

minified.js

minified.js

56 ms

fetch.umd.js

fetch.umd.js

110 ms

bolt-custom-elements.min.js

bolt-custom-elements.min.js

121 ms

requirejs.min.js

requirejs.min.js

121 ms

bolt-performance

bolt-performance

135 ms

dynamicmodel

dynamicmodel

77 ms

wixcode-worker.js

wixcode-worker.js

266 ms

wix-perf-measure.bundle.min.js

wix-perf-measure.bundle.min.js

127 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

126 ms

WISI_Logo_blau_rgb_72.jpg

WISI_Logo_blau_rgb_72.jpg

459 ms

WISI_Logo_blau_rgb_72.jpg

WISI_Logo_blau_rgb_72.jpg

618 ms

a6732a_dee848f231c24399b6a0e95d706071fa~mv2.jpg

a6732a_dee848f231c24399b6a0e95d706071fa~mv2.jpg

655 ms

2.png

2.png

619 ms

GN50_tiny.jpg

GN50_tiny.jpg

1155 ms

Limits%20exist%20only%20(3).jpg

Limits%20exist%20only%20(3).jpg

601 ms

bevel_300.png

bevel_300.png

235 ms

bt

bt

98 ms

03805817-4611-4dbc-8c65-0f73031c3973.woff

03805817-4611-4dbc-8c65-0f73031c3973.woff

91 ms

file.woff

file.woff

472 ms

file.woff

file.woff

444 ms

file.woff

file.woff

957 ms

file.woff

file.woff

993 ms

file.woff

file.woff

977 ms

file.woff

file.woff

963 ms

80c34ad2-27c2-4d99-90fa-985fd64ab81a.woff

80c34ad2-27c2-4d99-90fa-985fd64ab81a.woff

90 ms

file.woff

file.woff

997 ms

4021a3b9-f782-438b-aeb4-c008109a8b64.woff

4021a3b9-f782-438b-aeb4-c008109a8b64.woff

91 ms

b56b944e-bbe0-4450-a241-de2125d3e682.woff

b56b944e-bbe0-4450-a241-de2125d3e682.woff

91 ms

6f8d1983-4d34-4fa4-9110-988f6c495757.woff

6f8d1983-4d34-4fa4-9110-988f6c495757.woff

107 ms

file.woff

file.woff

957 ms

file.woff

file.woff

977 ms

lodash.min.js

lodash.min.js

10 ms

Accessibility Review

wisi.hk accessibility score

80

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

wisi.hk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

wisi.hk SEO score

93

Search Engine Optimization Advices

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

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 Wisi.hk 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 Wisi.hk 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

wisi.hk

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