Tools & Wizards About Us
siui.com screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

siui.com

SIUI(Shantou Institute of Ultrasonic Instruments Co., Ltd.) Medical Imaging NDT 汕头超声仪器研究所

Page Load Speed

5.8 sec in total

First Response

626 ms

Resources Loaded

4.9 sec

Page Rendered

228 ms

siui.com screenshot

About Website

Visit siui.com now to see the best up-to-date SIUI content for Egypt and also check out these interesting facts you probably never knew about siui.com

SIUI is an ISO certified company and has been dedicated to R&D, manufacture and sales of Ultrasonic Flaw Detectors for more than 40 years. SIUI has established advanced manufacture technique and wides...

Visit siui.com

Key Findings

We analyzed Siui.com page load time and found that the first response time was 626 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

siui.com performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

26/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value230 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0.173

69/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

Network Requests Diagram

siui.com

626 ms

ax0

642 ms

202 ms

index.html

592 ms

bootstrap.min.css

961 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 98% of them (58 requests) were addressed to the original Siui.com, 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Siui.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 543.3 kB (33%)

Content Size

1.7 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Siui.com main page is 1.7 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. 30% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 36.6 kB

  • Original 45.2 kB
  • After minification 37.0 kB
  • After compression 8.7 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. This page needs HTML code to be minified as it can gain 8.2 kB, which is 18% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 36.6 kB or 81% of the original size.

Image Optimization

-32%

Potential reduce by 480.2 kB

  • Original 1.5 MB
  • After minification 1.0 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, SIUI needs image optimization as it can save up to 480.2 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-21%

Potential reduce by 10.7 kB

  • Original 52.1 kB
  • After minification 52.1 kB
  • After compression 41.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 10.7 kB or 21% of the original size.

CSS Optimization

-34%

Potential reduce by 15.8 kB

  • Original 46.8 kB
  • After minification 46.8 kB
  • After compression 31.0 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. Siui.com needs all CSS files to be minified and compressed as it can save up to 15.8 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (7%)

Requests Now

55

After Optimization

51

  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SIUI. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

siui.com

siui.com

626 ms

ax0

ax0

642 ms

202 ms

index.html

index.html

592 ms

bootstrap.min.css

bootstrap.min.css

961 ms

whir_public.css

whir_public.css

399 ms

css_whir.css

css_whir.css

778 ms

jquery-1.7.2.min.js

jquery-1.7.2.min.js

1010 ms

all.js

all.js

409 ms

jquery.superslide.2.1.2.js

jquery.superslide.2.1.2.js

585 ms

touchslide.1.1.js

touchslide.1.1.js

590 ms

gtm.js

gtm.js

86 ms

header_bordertop.jpg

header_bordertop.jpg

197 ms

logo.png

logo.png

211 ms

nav1_1.png

nav1_1.png

207 ms

nav1_2.png

nav1_2.png

197 ms

nav1_3.png

nav1_3.png

194 ms

nav1_4.png

nav1_4.png

198 ms

nav1_5.png

nav1_5.png

385 ms

nav2_1.png

nav2_1.png

389 ms

nav2_2.png

nav2_2.png

391 ms

nav2_3.png

nav2_3.png

389 ms

nav2_4.png

nav2_4.png

407 ms

nav3_1.png

nav3_1.png

411 ms

nav3_2.png

nav3_2.png

576 ms

nav4_1.png

nav4_1.png

582 ms

nav4_2.png

nav4_2.png

580 ms

nav4_3.png

nav4_3.png

581 ms

nav6_1.png

nav6_1.png

607 ms

nav6_3.png

nav6_3.png

611 ms

nav6_4.png

nav6_4.png

768 ms

languange_icon.png

languange_icon.png

771 ms

BGTopClose.png

BGTopClose.png

769 ms

201612211623222322.jpg

201612211623222322.jpg

1199 ms

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20170126154606466.jpg

1435 ms

2017012614050353.jpg

2017012614050353.jpg

1619 ms

5800g.png

5800g.png

1337 ms

xsx.png

xsx.png

1163 ms

20190521333.png

20190521333.png

1538 ms

201612091354275427.jpg

201612091354275427.jpg

1762 ms

201612091354515451.jpg

201612091354515451.jpg

1584 ms

1-21100Q54141249.jpg

1-21100Q54141249.jpg

1531 ms

201612261018291829.jpg

201612261018291829.jpg

1639 ms

201612261018301830.jpg

201612261018301830.jpg

1760 ms

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20170302094900490.png

1762 ms

201703020949144914.png

201703020949144914.png

1776 ms

timg.jpg

timg.jpg

1821 ms

engzh.jpg

engzh.jpg

1815 ms

201702181110351035.gif

201702181110351035.gif

1772 ms

201702181110381038.gif

201702181110381038.gif

1779 ms

201702181110411041.gif

201702181110411041.gif

1776 ms

201702181110371037.png

201702181110371037.png

1782 ms

201702181110401040.png

201702181110401040.png

1826 ms

bg.png

bg.png

1842 ms

ban_pre.png

ban_pre.png

1772 ms

ban_next.png

ban_next.png

1776 ms

icon1.png

icon1.png

1786 ms

titlebg.png

titlebg.png

1785 ms

foot_bg.png

foot_bg.png

1828 ms

Accessibility Review

siui.com accessibility score

56

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.

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

Image elements do not have [alt] attributes

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

siui.com best practices score

67

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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

siui.com SEO score

81

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

    ZH

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Siui.com 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 Chinese language. Our system also found out that Siui.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

siui.com

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