Tools & Wizards About Us
ssy9.com screenshot

Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

ssy9.com

山水云(北京)环境技术有限公司｜固体危险废物全过程监管系统/医疗废弃物追溯管理平台/智慧城市/无废城市

Page Load Speed

2.9 sec in total

First Response

685 ms

Resources Loaded

2.2 sec

Page Rendered

52 ms

ssy9.com screenshot

About Website

Visit ssy9.com now to see the best up-to-date Ssy 9 content and also check out these interesting facts you probably never knew about ssy9.com

山水云（北京）环境技术有限公司是一家专业从事固体危废全过程监管系统、医疗物联网管理、平台开发、工程实施和服务的国家级高新技术企业。主营业务涵盖医院及全环境要素监测平台、固体危险废物全过程监管系统、医疗废弃物追溯管理平台。联系电话：15901085978

Visit ssy9.com

Key Findings

We analyzed Ssy9.com page load time and found that the first response time was 685 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

ssy9.com performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value7.0 s

32/100

10%

TBT (Total Blocking Time)

Value690 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.05

99/100

15%

TTI (Time to Interactive)

Value9.0 s

34/100

10%

Network Requests Diagram

ssy9.com

685 ms

font_8d5l8fzk5b87iudi.css

88 ms

vue@3

59 ms

bootstrap.min.css

280 ms

index-4ac756bc.js

1496 ms

Our browser made a total of 7 requests to load all elements on the main page. We found that 43% of them (3 requests) were addressed to the original Ssy9.com, 29% (2 requests) were made to Cdn.staticfile.net and 14% (1 request) were made to At.alicdn.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Ssy9.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 7.2 kB (6%)

Content Size

124.1 kB

After Optimization

116.9 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Ssy9.com main page is 124.1 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. 15% of websites need less resources to load. Javascripts take 82.1 kB which makes up the majority of the site volume.

HTML Optimization

-57%

Potential reduce by 1.1 kB

  • Original 1.9 kB
  • After minification 1.6 kB
  • After compression 821 B

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 313 B, which is 16% 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 1.1 kB or 57% of the original size.

JavaScript Optimization

-0%

Potential reduce by 70 B

  • Original 82.1 kB
  • After minification 82.1 kB
  • After compression 82.0 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

-15%

Potential reduce by 6.0 kB

  • Original 40.1 kB
  • After minification 40.1 kB
  • After compression 34.1 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. Ssy9.com needs all CSS files to be minified and compressed as it can save up to 6.0 kB or 15% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ssy 9. According to our analytics all requests are already optimized.

Network Requests Diagram

ssy9.com

ssy9.com

685 ms

font_8d5l8fzk5b87iudi.css

font_8d5l8fzk5b87iudi.css

88 ms

vue@3

vue@3

59 ms

bootstrap.min.css

bootstrap.min.css

280 ms

index-4ac756bc.js

index-4ac756bc.js

1496 ms

index-e891f4d8.css

index-e891f4d8.css

1060 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

287 ms

Accessibility Review

ssy9.com accessibility score

70

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

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

Heading elements are not in a sequentially-descending order

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

ssy9.com best practices score

83

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

ssy9.com SEO score

88

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    ZH

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ssy9.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Ssy9.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

ssy9.com

Open Graph description is not detected on the main page of Ssy 9. 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: